Can you solve the troll’s paradox riddle? - Dan Finkel

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  • Опубліковано 19 гру 2018
  • Practice more problem-solving at brilliant.org/TedEd/
    Solution to bonus riddle: brilliant.org/TedEdTrollParadox/
    You and your brother have discovered another realm and set off exploring the new wonderful world. Along the way, you see a troll catching creatures in an enormous net. The troll agrees to release the creatures if you can come up with a statement that is both truth and false. Can you come up with the correct sentence and force the troll to release them? Dan Finkel shows how.
    Lesson by Dan Finkel, directed by Artrake Studio.
    Thank you so much to our patrons for your support! Without you this video would not be possible! Chris, Megan Douglas, Barbara Smalley, Filip Dabrowski, Clair Chen, Vik Nagjee, Karen Goepen-Wee, Della Palacios, Bah Becerra, Marc Bilodeau, Ruby Solorzano, Ivan Tsenov, Claudia Mayfield, Yankai Liu, Duo Xu, Joy Love Om, Gi Nam Lee, Shawn Quichocho, Anika Westburg, Barun Padhy, Devin Harris, Tony Trapuzzano, Jason Weinstein, Kris Siverhus, Alexander Walls, Annamaria Szilagyi, Morgan Williams, Abhijit Kiran Valluri, Mandeep Singh, سلطان الخليفي, Marylise CHAUFFETON, Marvin Vizuett, Jayant Sahewal, Quinn Shen, Elizabeth Cruz, Elnathan Joshua Bangayan, Mullaiarasu Sundaramurthy, Jose Henrique Leopoldo e Silva, Dan Paterniti, Jerome Froelich, Tyler Yoshizumi, Martin Stephen, Justin Carpani, Khalifa Alhulail, Tejas Dc, Benjamin & Shannon Pinder, Srikote Naewchampa, Ex Foedus, Exal Enrique Cisneros Tuch and Ana Maria.

КОМЕНТАРІ • 5 тис.

  • @TEDEd
    @TEDEd  5 років тому +830

    Get the solution to the bonus riddle here: brilliant.org/TedEdTrollParadox/! Also, the first 833 of you who sign up for a PREMIUM subscription will get 20% off the annual fee. Riddle on, riddlers!

    • @ssh-gg9qt
      @ssh-gg9qt 5 років тому +8

      Aw man I was so close to the answer I was thinking like “you will free the creatures”

    • @Ac-ct2vt
      @Ac-ct2vt 5 років тому +15

      "Wanna Sprite cranberry?"

    • @raviteja18
      @raviteja18 5 років тому +56

      truth box contains gold . is the answer

    • @raviteja18
      @raviteja18 5 років тому

      he will eat and imprison the animals.@Faisal Lewis

    • @nlinchmc9509
      @nlinchmc9509 5 років тому

      aidan bowman same

  • @DavesDime
    @DavesDime 4 роки тому +5560

    "If you say *something true*, I'll release all of these creatures. If you say *something false*, than I'll release your brother."
    "Something true, something false."

    • @Krcun774
      @Krcun774 3 роки тому +213

      BIG BRAIN PRO GAMER MOVE!

    • @NatAttack99
      @NatAttack99 3 роки тому +147

      i laughed so hard i missed the like button the first time

    • @veniceomamalin9916
      @veniceomamalin9916 3 роки тому +52

      BIG BRAIN TIME

    • @ShiaTheBunnyGirl
      @ShiaTheBunnyGirl 3 роки тому +125

      The troll: No no he's got a point

    • @virajpatel_
      @virajpatel_ 3 роки тому +62

      who are you? why are you so smart in ways of paradoxes

  • @Pralius_
    @Pralius_ 5 років тому +7015

    You can say that the poison gas is in the false chest.
    If the gas is indeed in the false chest, the statement is true and the true chest containing the gold will open. If it is false, then the gas is in the true chest and will not be released but the false chest containing the gold will open.

    • @liamphill2873
      @liamphill2873 5 років тому +487

      Right, I had it just the other way around: "The treasure is in the statement right chest."

    • @Jith65
      @Jith65 5 років тому +60

      similar to the answer the gold is in the first chest

    • @jeffcarroll1990shock
      @jeffcarroll1990shock 5 років тому +152

      "I want the chest with the gas."

    • @dijkkla9948
      @dijkkla9948 5 років тому +44

      But that would be dependant of what YOU want.

    • @Jith65
      @Jith65 5 років тому +35

      @@jeffcarroll1990shock if gas was in the truth chest ??

  • @leo-hao
    @leo-hao 3 роки тому +469

    Ted Ed: Say something that is both true and false.
    Me: Ozo.

  • @get_dqstrqyed1786
    @get_dqstrqyed1786 Рік тому +832

    For the bonus riddle: you can say “the chest that opens if I tell lies has the poisonous gas in it.” If the statement is correct, then the truth box will open, giving you the treasure. If the statement is incorrect, the false box will open, giving you the treasure.

    • @mathprodigygamer4637
      @mathprodigygamer4637 Рік тому +110

      You could also say, “the box that opens when I say a true statement has the treasure.” If it’s true, then it will open, if it’s false, then the other one will open with the treasure. It’s pretty interesting how you could say lots of different things for something that seems hard.

    • @jdj8168
      @jdj8168 Рік тому +16

      Yeah that's what I thought, I found the bonus riddle much easier than the other one. "the true treasure contains the gold" is simple imo

    • @TheRealBananGaming
      @TheRealBananGaming Рік тому +10

      I just can not wrap my head around this.

    • @RafaelMunizYT
      @RafaelMunizYT Рік тому +4

      @Joanne it's a superfluid gas

    • @agenti4734
      @agenti4734 Рік тому +4

      @@TheRealBananGaming basically, if the false box really has poison, then the statement is true and the truth box will have the treasure since the false box has the poison. Then vice versa, if the truth box had the poison, the statement is false and the false box will have the treasure

  • @severalpigeons6946
    @severalpigeons6946 3 роки тому +3861

    Troll: you can only say one sentence
    Conjunctions: I'm about to end this man's whole career

    • @enby_dreamsss
      @enby_dreamsss 3 роки тому +44

      i'm falling over laughing

    • @arnavbule
      @arnavbule 3 роки тому +10

      😂😂😂😂😂

    • @jiazeng6485
      @jiazeng6485 3 роки тому +4

      👁👄👁

    • @zawsrdtygbhjimokpl6998
      @zawsrdtygbhjimokpl6998 3 роки тому +114

      thought so as well. The author should've clarified that it must be 1 statement instead of 1 sentence

    • @darrellwillis4871
      @darrellwillis4871 3 роки тому +37

      Recursive sentences: I am about to end this man's whole career.

  • @zhang811
    @zhang811 5 років тому +5638

    When you realize a troll keeps its promises better than you...

  • @meepdoesedits5631
    @meepdoesedits5631 2 роки тому +180

    Can we take a moment to appreciate how the brother is reacting to being held captive by the troll and having his life on the line

    • @groundedgaming
      @groundedgaming Рік тому +4

      I hadn't realised that at all and wow that is great attention to detail

    • @Pomodorosan
      @Pomodorosan Рік тому +10

      2:01 love the brother's little head nod
      and 2:47 love the victory wiggle

    • @christinelemus7530
      @christinelemus7530 10 місяців тому +4

      @@Pomodorosanand he shakes his head when the troll mentions freeing the paradoxes instead of him

    • @fletchdog.
      @fletchdog. 2 години тому

      the troll could release the brother, take him again, then free the paradoxes, there is nothing that said he had to keep him free

  • @hideousred
    @hideousred 3 роки тому +15

    Me, panicking: Free My Brother!
    Troll: Ah dammit, seems I have been outsmarted

  • @Laufbursche4u
    @Laufbursche4u 3 роки тому +2544

    Troll: "OK, I release the brother and the paradoxes. But I haven't said anything about you."
    (Sounds of grabbing and eating.)

  • @bongoe6997
    @bongoe6997 5 років тому +3671

    TedEd: The troll hates paradoxes. So you cant say a paradox.
    Me: well im stumped.
    TedEd: the answer is a paradox
    Me: Ah gets me every time.

  • @raducora7159
    @raducora7159 2 роки тому +94

    This should also work with a statement that changes it's truth value after a specific event. Something like "you are holding the paradoxes captive". At first, this is true, so the troll must release the paradoxes. But then the same statement becomes false, so the troll must also release your brother.

    • @ZekeRaiden
      @ZekeRaiden 2 роки тому +15

      Only if he intends to eat the brother _after_ releasing the prisoners. Bit of a problem if he eats your brother _before_ releasing the prisoners.

    • @radiantharmony2474
      @radiantharmony2474 Рік тому +8

      The problem with such statements is that the troll could simply evaluate their truth or falseness once and only release one set of prisoners. Given your example, the troll would say "that's true", and release the paradoxical creatures because you said a true statement, concluding the obligation to its own rules.

    • @Pomodorosan
      @Pomodorosan Рік тому

      its* truth value

  • @clarahoward8729
    @clarahoward8729 3 роки тому +322

    step one: confirm with the troll that you both have green eyes
    step two: feed your brother to the unstoppable blob
    step three: feed the troll to the blob and summon mjolnir

  • @novaelite_
    @novaelite_ 3 роки тому +3516

    I realized an answer that might be right: say "The treasure is in the chest that opens from a truth"

    • @blen4321
      @blen4321 3 роки тому +126

      You smart

    • @jessicamerrill263
      @jessicamerrill263 3 роки тому +49

      Please explain

    • @personalchannel1824
      @personalchannel1824 3 роки тому +557

      @@jessicamerrill263 If the treasure is achieved by saying something that is true, than you will be right. That means that you will receive the option from the truth statement, i.e. the treasure.
      However if your statement is false, i.e. you can NOT achieve the treasure by saying something true, you will tell a lie. This means that the statement is false therefore giving you the outcome of the false statement which would be the treasure!

    • @personalchannel1824
      @personalchannel1824 3 роки тому +244

      You can btw also revert it by saying: "The deadly gas will be released from the 'false' chest."

    • @taiyoqun
      @taiyoqun 3 роки тому +40

      @@name-wl5eh but what if the treasure is in the chest that opens from a lie? You do not know where the treasure is, so you could be getting the deadly gas by saying that

  • @Vectorlarity
    @Vectorlarity 3 роки тому +1807

    “You have a loving girlfriend”
    “That is false, I will release your brother”
    *walks away crying*

    • @jianyu5306
      @jianyu5306 3 роки тому +184

      plot twist: he has a loving boyfriend

    • @fal4thought
      @fal4thought 3 роки тому +33

      @@jianyu5306 oooh~

    • @cjfdnqkn4374
      @cjfdnqkn4374 3 роки тому +3

      Min Suga lol

    • @gumbitoicic9977
      @gumbitoicic9977 3 роки тому +20

      @@jianyu5306 I like this plot twist more

    • @Dellaluna13
      @Dellaluna13 3 роки тому +33

      Other plot twist: the troll makes your brother his girlfriend.

  • @ianqiao7052
    @ianqiao7052 2 роки тому +10

    Me: "You will free my brother!"
    Troll: "Ozo"

  • @tposecat2276
    @tposecat2276 3 роки тому +14

    “As the troll stomps off in anger”
    The troll: *crying like a baby but walking away taking high steps*

  • @bonniejunk
    @bonniejunk 5 років тому +4241

    I want the morton salt girl to step on me

    • @carltonleboss
      @carltonleboss 5 років тому +88

      I really, really, really like your profile picture

    • @JTheMelon
      @JTheMelon 5 років тому +23

      @Marsel Monro i like it too

    • @iradlaon8469
      @iradlaon8469 5 років тому +16

      @@carltonleboss i like it too

    • @thalespro9995
      @thalespro9995 5 років тому +12

      JTheMelon I like it too

    • @cabbage4772
      @cabbage4772 5 років тому +11

      @@thalespro9995 I like it too

  • @natalua1277
    @natalua1277 5 років тому +732

    Say “the gold is in the true chest”
    If the statement is true (meaning that the gold IS in the true chest), the true chest will open and give you your gold.
    If the statement is false (meaning that the gold is in the false chest), the false chest will open and give you your gold.

    • @armaansoni6906
      @armaansoni6906 5 років тому +52

      saying the gas is in the false chest would do the same

    • @calendars4
      @calendars4 4 роки тому +16

      Armaan Soni except it’s gas and you don’t want to open it

    • @tychatel478
      @tychatel478 4 роки тому +34

      Calindra Does Stuff if you say it’s in the false chest, and it is, then you said something true and u get the gold. If it’s not in there, then you said something false and you get the gold because the gas isn’t in it

    • @calendars4
      @calendars4 4 роки тому +6

      Cast1eCrasher28 I just realised oops sorry

    • @christine2689
      @christine2689 4 роки тому +4

      I would say, “the treasure is in one of the chests”

  • @avs2229
    @avs2229 3 роки тому +18

    0:22 When you must take back your sentence "When pigs fly"

  • @brianmcclenahan617
    @brianmcclenahan617 2 роки тому +24

    In a twist of a paradox, the troll isn't releasing your brother until after the statement is false. It only becomes true when the statement was false but not at the same time.

  • @shuckle3775
    @shuckle3775 4 роки тому +732

    You: You will free my brother!
    Troll: That’s false! I lied to you about what I will do! *eats both*

    • @GaryLuKOTH
      @GaryLuKOTH 4 роки тому +38

      That’s what I get for trusting a troll to keep his promise.

    • @CaptainAlligator
      @CaptainAlligator 4 роки тому +19

      But if it’s false, then he has to free his brother. Which would be truth that he is freeing his brother, and since it’s also true he has to free the creatures too.

    • @GaryLuKOTH
      @GaryLuKOTH 4 роки тому +22

      Tommy Ferrer He said “I lied”.

    • @shashwathanda3830
      @shashwathanda3830 3 роки тому

      Hi Pokemon fan

    • @shuckle3775
      @shuckle3775 3 роки тому +2

      @@shashwathanda3830 what do you mean pokemon fan? I AM a pokemon!

  • @Ari_Tree
    @Ari_Tree 4 роки тому +330

    "This statement is false."
    Troll: *eats paradoxes and brother*
    "Eh, I hated them anyway."

    • @ArticBlueFox96
      @ArticBlueFox96 4 роки тому +2

      If the statement were false and he ate the brother, then he would have to free the brother, which makes the statement true. If the statement were true, then he would have to free the brother (because the statement "You will free my brother" is true) and he would have to free the paradoxes because he promised to free the paradoxes if the statement is true.

    • @danielmaher1654
      @danielmaher1654 4 роки тому +19

      @@ArticBlueFox96 did you even read his comment?

  • @Aline-pw1kh
    @Aline-pw1kh 3 роки тому +7

    Me (an intellectual): “you’re green”

  • @thechaoticphoenixx8963
    @thechaoticphoenixx8963 2 роки тому +5

    2:55 "As the troll stomps off in anger..."
    The Troll: [Intense sobbing]

  • @dccaleb5529
    @dccaleb5529 4 роки тому +378

    Me: this is easy af
    “You can’t say ‘this statement is false’”
    Me: oh

    • @itram99
      @itram99 4 роки тому +12

      Me:**suprised pikachu face**

    • @SquareFoil31362
      @SquareFoil31362 3 роки тому +1

      Lol

    • @kylerivera3470
      @kylerivera3470 3 роки тому +4

      Technically he can, he just really doesn't want to. And even if it was true, that's all it would be, true. It wouldn't solve the riddle.

    • @cdrury16
      @cdrury16 3 роки тому

      @@kylerivera3470 and yet it does, they just said it differently.

  • @EnderKL
    @EnderKL 5 років тому +1368

    The answer was my first thought but you said no paradoxes so I thought that would be wrong

    • @thenotsomadhatter4291
      @thenotsomadhatter4291 5 років тому +79

      That's what I thought, isn't he just breaking his own rules in using this answer?

    • @The1stPurpleCat
      @The1stPurpleCat 5 років тому +13

      It would have to be wrong by definition because the way the video says it works out is that the statement is false, therefore it's true OR it is true therefore it's false. That would lead you (by the rules) to either have the animals and brother eaten, or he just doesn't release either thing.

    • @djtrig6576
      @djtrig6576 5 років тому +58

      It’s only a paradox if he doesn’t release both sides! That’s why it’s coercive logic and how they get away with saying the troll hates paradoxes (as in, he would never refuse to free your brother, as that would make what you said a paradox and he hates them)

    • @MasterLoby
      @MasterLoby 5 років тому +39

      The phrase “you will free my brother” is not a paradoxical statement. Saying “this statement is false” is a paradox, no matter what context your using it in, and is therefore not allowed. The paradox your referring to comes from the rules the troll set up in the first place. “You will free my brother” is conditional paradox that only exists in this type of scenario with the established rules of the choice, and is therefore a non-paradoxical statement that would free both parties.

    • @Playzon
      @Playzon 5 років тому +8

      I prefer "you freed my brother."
      Because of the past tense, the statement is clearly true or false (not both or neither) depending on when you check.

  • @bolarindabiri5669
    @bolarindabiri5669 2 роки тому +11

    The second TEDEd puzzle I solved correctly myself! And this time almost immediately! I'm over the moon right now! Watching this channel a lot really does help your thinking ability.

  • @yummypizza507
    @yummypizza507 2 роки тому +3

    You could say “The box that opens from a lie, has the gas.”.

  • @animekrrish
    @animekrrish 3 роки тому +189

    She: "u'll release my brother"
    Troll: *understandable have a nice day*

  • @claytonhoyt6173
    @claytonhoyt6173 3 роки тому +550

    You could also say "You will NOT free the creatures." to the troll. If the statement is true, the troll would have to release the creatures, which he can't do without making the statement paradoxically true and false. The troll's only option is for the statement to be false, forcing it to release the creatures and your brother.

    • @winnersduplicate554
      @winnersduplicate554 3 роки тому +34

      *troll applies “creatures” to everything*

    • @syedtauheednabi2357
      @syedtauheednabi2357 2 роки тому +15

      @@anythingatall1471 do you understand the word NOT?
      His statement becomes false and that's why he release the brother and he released the creature bcz statement said he will not which is actually false

    • @yootooberkev15
      @yootooberkev15 Рік тому +3

      @@syedtauheednabi2357 Lolol the guy deleted his comment

    • @MythOverseer
      @MythOverseer Рік тому +4

      if the statement is false, the troll will release the brother.
      if the statement is true, the troll will release the creatures.

    • @cassy906
      @cassy906 Рік тому +9

      THIS IS A PARADOX. HE WILL EAT EVERYTHING.

  • @WilliametcCook
    @WilliametcCook 2 роки тому +38

    "You have the animals"
    The troll has the animals, so he lets them go.
    The troll no longer has the animals, so he lets your brother go.
    Not paradoxical!

    • @lawrencecobb2107
      @lawrencecobb2107 2 роки тому +6

      “You have the animals”
      Then the troll eats your brother.
      Then the troll lets the animals go

    • @cinnamonkittamon
      @cinnamonkittamon 2 роки тому +3

      1. "You have the animals"
      2. Condition met: has animals
      3. Releases animals
      It doesn't continue after, as "You have the animals" does not require him to continue having animals afterwards

    • @lawrencecobb2107
      @lawrencecobb2107 2 роки тому

      @@cinnamonkittamon I can’t tell if you would agree with my comment after theirs

    • @cinnamonkittamon
      @cinnamonkittamon 2 роки тому +1

      @@lawrencecobb2107 the statement "you have the animals" is not inherently a paradox, only creating a potential paradox due to the situation, much like how "You will release my brother" can only become a paradox in that situation. Thus, there is no reason to eat the brother

    • @eureka9217
      @eureka9217 Рік тому

      That.. is not how logic work

  • @danympth4927
    @danympth4927 2 роки тому +2

    "You will not give me the treasure" this sentence is for the bonus riddle.

  • @reyandjay8538
    @reyandjay8538 4 роки тому +141

    The solution:
    You can say "The truth statement chest has the gold on it"
    If that is true the truth statement chest will open with the gold on it, but if thats false, that means the false statement chest has the gold on it, and then it will open with the gold on it because you said something false

  • @ermahgerd1678
    @ermahgerd1678 5 років тому +352

    Quite refreshing to see a riddle that doesn't involve math every once in a while.

    • @wariolandgoldpiramid
      @wariolandgoldpiramid 5 років тому +29

      It's logic, and logic is math.
      You've been mathed without even realising it.

    • @t_kon
      @t_kon 5 років тому +7

      Nope this is math. Sorry to dissapoint you.

    • @edmg7
      @edmg7 5 років тому +31

      @@wariolandgoldpiramid fine. It's nice to see a riddle without arithmetic.

    • @onepunchman1953
      @onepunchman1953 5 років тому +1

      @@edmg7 :)

    • @legallybidoof
      @legallybidoof 5 років тому

      Logic is a form of math so get TROLLed

  • @MineZack2
    @MineZack2 3 роки тому +10

    I love how the animation style always changes but the voice acting never does

  • @jdmmxbth
    @jdmmxbth 2 роки тому +6

    "The 'false' chest contains deadly gas" works for the bonus riddle. If the statement is true, the deadly gas is in the 'false' chest which will remain closed while the 'true' chest containing treasure will open. If the statement is false, then the 'false' chest contains treasure and will open, while the 'true' chest contains deadly gas and remains closed.

  • @raviteja18
    @raviteja18 5 років тому +314

    'truth box contains gold'. is the answer
    because if the statement is correct then truth box will open which has gold.
    if not it means gold is in false box. so this implies that I said false and false box will open and I get gold.

  • @lukefranklin5
    @lukefranklin5 5 років тому +507

    I think that the troll would probably just eat him anyway

    • @royanque8374
      @royanque8374 5 років тому +13

      Coz hes, a troll

    • @themistery8905
      @themistery8905 5 років тому +17

      He TrOLlED YoU

    • @mrmeow1012
      @mrmeow1012 5 років тому +4

      I am a troll and you have been t rollled

    • @rowanbrown5541
      @rowanbrown5541 5 років тому +6

      Yeah I feel like that definitely counts as a paradoxical statement

    • @wagneruepa
      @wagneruepa 5 років тому

      @@rowanbrown5541 thank you

  • @mr.bluestone1276
    @mr.bluestone1276 Рік тому +2

    For once I actually got it right and had a guess at " you will let my go brother"
    It feels good.

  • @NateNiehaus
    @NateNiehaus 2 місяці тому +1

    Finally got one of these Ted-Ed riddles right. I need more non-math riddles.

  • @Mrmigo8703
    @Mrmigo8703 5 років тому +441

    The troll said " if you say something true I will release all these creatures" and then said "If you say something false then I will release your brother"
    Technically you could twist his words and say something like "I am going to tell you something true and something false", and you have now said "something true" and "something false" in one statement, without being paradoxical.

    • @pitpat1682
      @pitpat1682 5 років тому +12

      I am sorry, but I think it won't work. Because the sentence has no truth value yet (!), like the solution mentioned in the video. The difference is, that in your cause, you have to make the statement right or wrong, not the troll. The troll would have the choice to say: 'That was no statement with a truth value. I will take it as a paradox. ' (Which I would deny, but who am I to argue with a troll?) or he could say: 'No sentence with a truth value yet, I am still waiting for your statement.'

    • @gallonofcats1097
      @gallonofcats1097 5 років тому +52

      @@pitpat1682 the thing that guy suggested is that troll literally asks you to say "something true" and "something false". Just that words, not false or true statements. And if you say statment that contains both pairs of words you just followed the rules and said "something true" and "something false" in the same statement.

    • @kazuichisouda2026
      @kazuichisouda2026 5 років тому +73

      So, you're trolling the troll?

    • @pitpat1682
      @pitpat1682 5 років тому +9

      @@gallonofcats1097 Got it now, thx!

    • @epicfaceness2568
      @epicfaceness2568 5 років тому +11

      Or you could just say something true cus your brother is an animal

  • @chengxiuwang9360
    @chengxiuwang9360 4 роки тому +119

    My answer: A long time ago, actually never, and also now, nothing was nowhere.

    • @tkmking8781
      @tkmking8781 3 роки тому +8

      Space dust

    • @smoceany9478
      @smoceany9478 3 роки тому +14

      screw this, i wanna be something, i wanna do something

    • @ThatRaccoonBoi
      @ThatRaccoonBoi 3 роки тому +10

      The sun is a deadly laser

    • @Vectorlarity
      @Vectorlarity 3 роки тому +10

      Casuto Kirigya NOT ANYMORE, THERES A BLANKET
      nope can’t walk yet

    • @mecha3906
      @mecha3906 3 роки тому +7

      @@tkmking8781 even more crazier space dust

  • @ireneboyle4261
    @ireneboyle4261 2 роки тому +2

    This is the first TedEd riddle I have ever solved!

  • @matteodeguidi1687
    @matteodeguidi1687 2 роки тому

    This is the first of your riddles that I answer right, I'm proud

  • @wadduck67
    @wadduck67 3 роки тому +285

    You: “The Earth Is Flat!”
    The Troll: **releases paradoxes**
    You: ;-;

    • @jiazeng6485
      @jiazeng6485 3 роки тому +38

      THE TROLL IS A FLAT EARTHER DESTROY IT

    • @SquareFoil31362
      @SquareFoil31362 3 роки тому +2

      What

    • @cyberspino6277
      @cyberspino6277 3 роки тому +10

      @@SquareFoil31362 the troll realeased them becuse the statment was true
      and the cry face Is becuse he thought it was false and he Can get his brother back

    • @chieckenman4432
      @chieckenman4432 3 роки тому +8

      "i'm not even from earth so idk"
      -troll

    • @mabelmegancardenas361
      @mabelmegancardenas361 3 роки тому +1

      @@chieckenman4432 yup

  • @Queekitch
    @Queekitch 3 роки тому +152

    Can't you just say something like "You learn about nothing in Philosophy"?
    The statement is true in one sense ("the concept of 'nothing'' is one that is taught in philisophy")
    And false in another ("You gain no new knowledge by studying philosophy")
    And it's not a paradox since the two statements rely on seperate readings and therefore don't necessarily conflict with each other. Problem solved.

    • @arjunholmie
      @arjunholmie 3 роки тому +25

      interesting point, so of course the riddle is rather vague about this, but your whole trick is to use vagueness to your advantage; I think that doesnt make sense as it doesnt have true propositional meaning. Its as good as saying "chocolates are good", like OK they taste awesome but theyre not usually good for health. At the same time, I'd probably humor this to some extent as a solution, as its not specified that you cant have subjective truths, but yeah Id call it a bit of a cheap shot

    • @jeconiahjoelmichaelsiregar7917
      @jeconiahjoelmichaelsiregar7917 3 роки тому +33

      Keep in mind this is a logic puzzle and not an English puzzle. You can't say something whose truth or falseness is self-contradictory, let alone something whose truth or falseness is up for interpretation. In logic, there can only be perfectly true and/or perfectly false statements.
      While your statement is indeed not a paradox, its truth or falseness isn't clear cut. And the riddle clearly shows us that leaving something up to the Troll's interpretation can backfire. The Troll could simply respond with either "That's true, the subject of nothing is indeed a topic in philosophy" and just free the paradoxes or "That's false, you do learn something new in philosophy" and just release your brother.
      The key insight here is that you need to say something that isn't just blindly true or false (since you will only end up freeing one party either way), but something that can also dictate the Troll's actions afterwards. That's why the "coercive logic" presented in the riddle is different, in that its truth or falseness, when constrained to the Troll's actions, is surprisingly clear cut. The phrase "You will free my brother" restricts its truthfulness to the Troll's actions, and can only be true since the opposite, by the Troll's own rules, results in a paradox as presented in the video. In a similar fashion, "You won't free the paradoxes" can only be a false statement since if it were true, it also results in a paradox (if the statement is true, the Troll has to release the paradoxes where the statement outlined the opposite), and the Troll will end up releasing both parties.
      Again, remember, this is a logic puzzle, not a language puzzle. And in logic, there's hardly any in-betweens.

    • @theffects9545
      @theffects9545 3 роки тому +1

      u smort

    • @arthurdabest8569
      @arthurdabest8569 2 роки тому

      Potential plateau But it's another dimension...

    • @The_Epicness9000
      @The_Epicness9000 2 роки тому

      @@jeconiahjoelmichaelsiregar7917 To add on to what you said, he implied that part of the statement is true and another part is false. Therefore, both chests would open.

  • @a_b897
    @a_b897 2 роки тому +3

    Finally found one of these Ted Ed riddles that isnt a secret math/geometry question and I worked out the answer, happy with that outcome 🙌

  • @cookiecakeeater6340
    @cookiecakeeater6340 3 роки тому +4

    This is kinda unfair cause we aren’t told he’d never make a paradox

  • @Chadlet_
    @Chadlet_ 5 років тому +560

    Could you not have said something along the lines of "I'm in a pickle"? while true the troll has figuratively placed you in a pickle (a difficult position in which there is not an easy answer) you are also not literally inside of a pickle. The statement would be both true and false and it would not be paradoxical. Please let me know if I'm mistaken or if you can see any cracks in my logic.

    • @kmul79
      @kmul79 5 років тому +80

      What's in the box My statement is similar to yours. I thought of saying, I can't win. If true, he releases animals but then I have won and he would have to release brother as well. If false, he releases brother but again I have won and he must release the animals as well.

    • @reubennoel-hanson3719
      @reubennoel-hanson3719 5 років тому +60

      bro, this answer actually bangs

    • @zooning-6843
      @zooning-6843 5 років тому +25

      What's in the box there are some cracks, which is what if you where speaking any other language other then English (or just any language where that statement “im in a pickle” has no figurative meaning), but other then that i think your answer is less paradoxical then the one given, seeing as forcing the troll to make a paradox is the same as making a paradox, so he would just keep both.

    • @zooning-6843
      @zooning-6843 5 років тому +14

      Arya 16 yaaaaaaaaaaaaaaaaaaaa... but you only really win when you set both free, so if only one gets set free then you lose, so you would get the paradoxes back only.

    • @BasketCaysie
      @BasketCaysie 5 років тому +4

      That's an interesting/amazing way to look at it. Nice job dude

  • @SeriousApache
    @SeriousApache 3 роки тому +44

    Quantum physics:
    "Allow me to introduce myself"

  • @janetalksreel
    @janetalksreel Рік тому

    Finally, I can actually work one of these out. It's amazing that happens when it doesn't involve ALL THE MATHS!!

  • @Jellenax5000
    @Jellenax5000 2 роки тому +4

    For the second riddle you would say: “The truth box will open because it contains the gold.”
    If this statement is true then it will open to reveal the gold.
    If the truth box has the poison then the statement is false so it will not open, meaning the false box will open to reveal the gold.

  • @signaturespecialist
    @signaturespecialist 5 років тому +1161

    How do you guys think of such amazing riddles? :)

  • @theultimatereversecard524
    @theultimatereversecard524 3 роки тому +23

    random person: "you will free my brother"
    Troll: "Aye, fair enough."

  • @szweetsztuff
    @szweetsztuff 2 роки тому +1

    Troll: I hate paradoxes
    Also troll: *lives in somewhere called paradoxica*

  • @genio2509
    @genio2509 Рік тому +2

    1 Say either a double definition sentence like: "nothing is random". depending on your definition of random, be it "something that it's output can't be controlled (true)" or "something that is out of your control (false)". Or an opinion, like: "broccoli is delicious", for some people it is true and for others false. Both are true and false at the same time.
    2 The treasure is the friends we made along the way (and you get the gold)

  • @maskofmany9208
    @maskofmany9208 3 роки тому +23

    Me: “I have schizophrenia”
    Troll: *releases the paradoxical creatures
    Me: *hol up*

  • @vynce9045
    @vynce9045 5 років тому +304

    I had a different solution. What if i just say "the creatures are jailed". This statement is true, so the creatures will get out. But after the creatures are out, this statement ist false, hence my brother can escape as well. This isn't so elegant as the official solution, but i thought it would make sense.

    • @akazimirov
      @akazimirov 5 років тому +67

      I have a similar solution: "You released my brother". First it is false, so troll has to release him. Now it is true.

    • @JubileeBloom
      @JubileeBloom 5 років тому +2

      I guess that would also work.

    • @Sener
      @Sener 5 років тому +52

      It doesn't work. The statement is only true at the time it is said.

    • @TheArchsage74
      @TheArchsage74 5 років тому +47

      No, that's not how it works. The statement refers to a particular point in time, not to any points in the future. The statement doesn't become false.

    • @chiraggupta009
      @chiraggupta009 5 років тому +7

      The statement needs to sustain through the passage of time.

  • @bolonhesa843
    @bolonhesa843 2 роки тому +1

    youtube keept recommending this to me for the past 2 months so ima watch it

  • @syingxi
    @syingxi 3 роки тому +5

    2:48 Dayum we vibin’

    • @joaquinm9148
      @joaquinm9148 3 роки тому +1

      That one creature is still ridin’

    • @syingxi
      @syingxi 3 роки тому

      @@joaquinm9148 🤣

  • @GRBtutorials
    @GRBtutorials 4 роки тому +44

    I got it! The statement is either “you will not release the creatures of Paradoxica” or “you will release my brother”. This way, whatever the troll does, he’ll be forced to release both.

  • @confusionkale
    @confusionkale 3 роки тому +22

    I don’t have a brother, so the troll can keep it’s air.
    I’m gonna go with “Bella ate the fire crystal”

  • @JakeunKangajji
    @JakeunKangajji 2 роки тому +3

    I think the phrase "You will not free the creatures" works too because if it was true, he would have to release them and that makes a paradox, so it has to be false, therefore releasing both the creatures and the brother. Words are fun.

  • @angelonasher
    @angelonasher 2 роки тому

    Yes, first TED-ED riddle I've ever gotten right!
    Now off to watch more riddles without trying to solve them

  • @akshaymali9032
    @akshaymali9032 5 років тому +345

    "Is Schrodingers cat alive? "

    • @thisguy.287
      @thisguy.287 5 років тому +12

      This would be a good answer for the puzzle as it doesn't violate the paradox rule like their answer did.

    • @SonikChaos
      @SonikChaos 5 років тому +5

      It said you cannot ask a question, has to be a statement

    • @akshaymali9032
      @akshaymali9032 5 років тому +18

      @@SonikChaos Then you can just say, "Schrodingers cat is alive"

    • @fnors2
      @fnors2 5 років тому +10

      Doesn't really work. The Troll needs to know the truth value. So it could open the box, see if the cat is alive and act on that result.
      The state of the cat is undetermined until observation. It's different from being both true and false at the same time.

    • @RKBock
      @RKBock 5 років тому +3

      schrödinger's cat is alive AND dead. not or. so the answer is yes.

  • @destroidhak2556
    @destroidhak2556 3 роки тому +14

    "what are you doing step-bro?"
    "Solving troll's riddle"

  • @anoukfleur2513
    @anoukfleur2513 Місяць тому

    So cool to see the shoutout to my man Smullyan :) Gotta say good job on the drawing, I knew immediately it was him despite the simplicity

  • @rosie_gm
    @rosie_gm Рік тому +1

    The first time I’ve ever made up a random answer to one of these videos and it’s been right

  • @iwillsurvive7370
    @iwillsurvive7370 5 років тому +32

    You just gotta love those victory dances.

  • @Tommedian
    @Tommedian 4 роки тому +113

    Step 1: tell your brother he has green eyes
    Step 2: he will ask to leave

    • @dukedragon28
      @dukedragon28 3 роки тому +11

      you arent allowed to communicate though

    • @susamogus8331
      @susamogus8331 3 роки тому +11

      And there are no mirrors

    • @thecoolcongle5128
      @thecoolcongle5128 3 роки тому +5

      the next step is to say a true sentence

    • @jorgetomas968
      @jorgetomas968 3 роки тому +4

      He doesn't tho
      He will be thrown into the jelly volcano

    • @susamogus8331
      @susamogus8331 3 роки тому

      But what about the mad troll

  • @camdickson9112
    @camdickson9112 2 роки тому +1

    Finally got one right after about 8 episodes!

  • @nicolasrededeo805
    @nicolasrededeo805 Рік тому +1

    Wait so the troll hates paradoxes so much that he would never create one, but then he says an example paradox during his explanation of the rules

  • @saumyashah7978
    @saumyashah7978 5 років тому +1096

    Who else is never able to solve any of these?

    • @sampreetbharali1421
      @sampreetbharali1421 5 років тому +1

      If you had said this, you would have freed everyone as this is neither true not false

    • @ChetnaTripathi
      @ChetnaTripathi 5 років тому +1

      Hello, please motivate me by liking and subscribing to my channel if you like the content.

    • @ojlove11
      @ojlove11 5 років тому +3

      Greg Fakerson lmfaoooooo

    • @Erika-sd5ru
      @Erika-sd5ru 5 років тому +1

      Me

    • @filipporosatti6243
      @filipporosatti6243 5 років тому +2

      This was the first one I was able to resolve, and I made it in just a few seconds

  • @carloscaro9121
    @carloscaro9121 5 років тому +15

    "You will free my brother."
    "Yes, from this mortal coil. Too smart by half."

  • @-Lickwid-
    @-Lickwid- 2 роки тому

    The first riddle I’ve ever figured out on the channel

  • @juiceboxtunes7140
    @juiceboxtunes7140 21 день тому +1

    "At least one of the paradoxes has green eyes."

  • @sebastianelytron8450
    @sebastianelytron8450 5 років тому +276

    "Shouldn't you be on Reddit?" is what I would say.

    • @neelparmar6690
      @neelparmar6690 5 років тому +11

      Or even a UA-cam comments section?

    • @ChetnaTripathi
      @ChetnaTripathi 5 років тому

      Hello, please motivate me by liking and subscribing to my channel if you like the content.

    • @Requios
      @Requios 5 років тому +3

      Then he will only release the creatures...

    • @RosheenQuynh
      @RosheenQuynh 5 років тому +4

      That's a question so... you just killed everyone

    • @stinkyhackboi4772
      @stinkyhackboi4772 5 років тому

      It's false

  • @danielgwillim8220
    @danielgwillim8220 Рік тому +1

    "I'm sorry" the troll said, returning home to three sad little troll-let faces. "There will be no dinner tonight. Daddy met a TED-Ed protagonist who took all the food away."

  • @jonfife7786
    @jonfife7786 2 роки тому +1

    Ted ed: what sentence do you say to- Me: I am a human, but my brother is not. A true and false statement.

  • @Riku70X
    @Riku70X 4 роки тому +4

    AFTER YEARS OF BEING SUBSCRIBED AND WATCHING DOZENS OF THESE VIDEOS, I ACTUALLY GOT THE DAMN ANSWER FOR ONCE!!

  • @Pablo-ob2bx
    @Pablo-ob2bx 5 років тому +36

    Bonus Riddle Solution:
    "The true chest contains the gold."
    Two cases:
    1. The true chest contains the gold. So the statment is true and the true chest opens while de false don't.
    2. The true chest contains the poison. So the statement is false, and then the true chest don't open and the false release the gold.
    How to figure it out? Actually it is really simple. What do we want? We want to make a true statement when the true chests contains the
    gold and a false statement when the true chest contains the poison. So just say "The true chest contains the gold" and we are done. :)

    • @slikshot6
      @slikshot6 5 років тому

      What if you said something random like "there are two chests in front of me", how then do we determine which one will open? And how do we determine what is inside that chest?
      I would think the true chest would open (because I am standing in front of two chests) but that doesn't tell us what would come out of it.
      And even if my statement was interpreted to be false (maybe I am also standing in front of gold and poison in addition to two chests), this doesn't tell us what is in side of the false chest.

    • @akhil_kasiram
      @akhil_kasiram 5 років тому

      Or you could have said it the other way, the gas is in the false chest

    • @Pablo-ob2bx
      @Pablo-ob2bx 5 років тому +1

      @@slikshot6 If you say "there are two chests in front of me" the true chest would open and, as you say, it can contain the poison or the gold, you don't know.
      That's the reason you can not say something "random" because then, depending on if the statement is true or false, the chest will open but you don't know what is inside.
      But in the case of "The true chest contains the gold", since both words "gold" and "true chest" are included it makes it work.

    • @slikshot6
      @slikshot6 5 років тому +1

      @@Pablo-ob2bx Yea I was thinking how I would play this scenario out in my mind and I realized that if I couldn't control where the gold or poison was then it was truly random. Thanks for replying I just needed to bounce that question off of someone.

    • @avainbaxter9318
      @avainbaxter9318 5 років тому

      What if both chests open.

  • @justyourfriendlypebble8943
    @justyourfriendlypebble8943 2 роки тому

    This is the first time I actually got one on my own with "you will free my brother" actually pretty proud of myself

  • @therealveridicalyt497
    @therealveridicalyt497 2 роки тому +1

    "My brother sucks". He wouldn't know if I am lying or not

  • @dijkkla9948
    @dijkkla9948 5 років тому +75

    I got the riddle but misinterpreted the rules. The awnser is a paradox, and the troll will do anything to avoid those. But I understood it like: "The troll will not release either the creatures or your brother, because it hates paradoxes, and will not cooperate if you state one."
    As for the bonus riddle...
    I'm gonna state the rules as I understand them:
    - You can only say one statement.
    - The statement must be true or false. (It may be both but then you'll die anyway ;)
    - One chest opens if you say a true statement, the other will open if the statement is false.
    - You do NOT know which chest opens by what stament.
    - You cannot refer to the chests like: "The chest that opens by a true statement contains the tressure." Because you do not know which chest reacts to which. (Kinda weird but my interpretation.)
    - You do NOT have to know yourself if your statement is true or false. (Again, my interpretation.)
    Does anyone know, and is able to explain, what the awnser is/would be, or if the rules I stated are incorrect (making it impossible)?
    EDIT: I've seen many solutions like: "The poison gas is in the false chest." and "The treasure is in the statement right chest." but is it possible to solve it any other way? It just seems so easy...

    • @combogalis
      @combogalis 5 років тому +11

      You were correct in your original interpretation of the first riddle. The troll would not cooperate if we'd said a paradox such as "This statement is false," because it hates paradoxes. Saying "you will free my brother" is not a paradox. What we did was force the troll to release both in order to avoid a paradox.
      As for the bonus riddle, what makes you say the fifth rule you listed is a rule? The video never says that you can't do that. That is the answer. You say "The false chest contains the poison gas," and that way if it's true, the true box opens and gives you the treasure, and if it's false, the false box opens and gives you the treasure.

    • @thetri-bdojel2220
      @thetri-bdojel2220 5 років тому +2

      It seems easy but it's a valid answer. You have to state an answer that's true if the treasure is in the true chest, and false if it's in the false chest. The only way you can do that is by having the location of the treasure determine wether the answer is true.

    • @combogalis
      @combogalis 5 років тому

      @@TheCLBrown If the answer is false, then he has to release his brother, since that was the condition.
      Dijkkla, I just saw your edit. If your complaint is that it's easy, that's because it is easy. It is especially easy because it's basically the same as the first riddle. There is no other solution.

    • @douglaspantz
      @douglaspantz 5 років тому

      You could say, "I will die by saying the false chest has gas".

    • @courtney-ray
      @courtney-ray 5 років тому

      Dijkkla I interpreted it the same way you did 🤷🏽‍♀️

  • @AwesomeDomi1
    @AwesomeDomi1 5 років тому +208

    Great riddle as always!

  • @willchen8581
    @willchen8581 3 роки тому +4

    "The troll hates paradoxes"
    "The solution is a paradox"
    ...

  • @theflamingmemes9081
    @theflamingmemes9081 2 роки тому

    yay my first time actually solving one of these

  • @suhaneegupta814
    @suhaneegupta814 3 роки тому +11

    THIS IS THE FIRST TED RIDDLE I ACTUALLY SOLVED!! WHEN DO YOU GUYS WANT THE PARTY TO BE??

  • @SocuteRaptor
    @SocuteRaptor 5 років тому +17

    The answer is a paradox, so the troll eats the brother.
    Instead, you can say, "the Schrodinger cat is dead".

    • @betin731
      @betin731 5 років тому +3

      The answer is not a paradox.

    • @MysticLuster
      @MysticLuster 5 років тому +4

      The statement "you will release my brother" would only be a paradox if the troll made your statement false by refusing to release your brother, because then he would have to release your brother which would make your statement true. This makes your statement a potential paradox, not an actualized paradox. Since the troll hates paradoxes, he will avoid making a paradox, by making your statement true.

    • @kyliee3107
      @kyliee3107 5 років тому

      @@betin731 The troll hates paradoxes but the statement about Schrodinger's cat is both true and false.

  • @babsigail1476
    @babsigail1476 Рік тому +1

    the fact that I got it right is a paradox in itself.

  • @posfind
    @posfind 23 дні тому

    this is probably the only Ted-Ed riddle i have legitimately solved, and it will be the only one.

  • @winnersduplicate554
    @winnersduplicate554 4 роки тому +4

    1. Tell them to confirm they have green eyes.
    2. Make sure they ask to leave.

    • @arcengal
      @arcengal 3 роки тому

      Then cast them into the volcano

  • @HORRIOR1
    @HORRIOR1 5 років тому +88

    My answer would have been, "The sky is blue."

    • @spitfire334
      @spitfire334 5 років тому +8

      That's exactly what I thought lol.

    • @Zhadow45
      @Zhadow45 5 років тому +12

      Thats not a true statement though. The Sky LOOKS blue. But in reality is is not.
      Doesnt matter what it looks like..it matters what is true. And the truth of the matter is that it isnt actually the color blue.

    • @cheekybum1513
      @cheekybum1513 5 років тому +3

      Zhadow45 plus, all that does if free the paradoxes, not your brother if it were true.

    • @kaytk1762
      @kaytk1762 5 років тому

      @@cheekybum1513 Yes, but the sky is mountains

    • @Alex-ze5ps
      @Alex-ze5ps 5 років тому +5

      - "God exists"

  • @tomvanderhorst9943
    @tomvanderhorst9943 3 роки тому +1

    "You will free my brother" is less of a win for logic and more of a Jedi mind trick.

  • @diarrheapantz6785
    @diarrheapantz6785 2 роки тому

    The troll is packing an entire package of hotdogs in his rag lol

  • @fran3835
    @fran3835 4 роки тому +33

    Then the troll rise it's hand and "frees" your brother over his mouth.
    The moral is don't f*** up with trolls.

  • @sumitchoube3875
    @sumitchoube3875 5 років тому +32

    Answer to bonus riddle
    there can be two statments
    1) treasure is in true box
    2)tresure is not in false box

    • @bagel8284
      @bagel8284 5 років тому +11

      3) gas is in the false box
      4) gas is not in the true box

    • @sumitchoube3875
      @sumitchoube3875 5 років тому +1

      @@bagel8284 yep 👍

    • @et496
      @et496 5 років тому +2

      5) the treasure is not not in the true box
      6) the gas is not not in the false box
      7) the gas is not not not in the true box
      8) the treasure is not not not in the false box

    • @phasepanther4423
      @phasepanther4423 5 років тому +3

      You could also say "Opening the false chest will kill me."
      Or "I will live if the truth chest is opened."
      It can be worded in many different ways. But the basic concept is that the truth chest must be claimed as good. Whether it is or not.

  • @oldschoolgames2589
    @oldschoolgames2589 2 роки тому

    For the first time, I got the riddle AND the bonus riddle figured out.
    Saying "The poison gas will remain closed".

  • @ianAEF
    @ianAEF 2 роки тому

    I did it guys. After binging TED-Ed videos, I finally solved one riddle.