ELI5: Explain Like I'm 5

Kavka's toxin puzzle

Okay, little one, let me explain Kavka's toxin puzzle to you in a way that you can understand it easily.

Imagine you have a candy that you really enjoying eating, and your mommy tells you that you can have it only if you promise her that you won't eat it again tomorrow. You really want that candy today and you know you will not eat it tomorrow. So, you decide to promise her that you won't eat it tomorrow and enjoy the candy today.

Now, let's bring in Kavka's puzzle. We have a very smart and wise philosopher named Kavka who gives you a similar situation but with a little twist. Instead of a candy, he gives you a glass of toxin, which means it has poison in it, and asks you to promise him that you will drink it tomorrow. He also tells you that if you drink it tomorrow, he will give you a lot of money, which means you will become rich.

Now, here's the problem - Kavka knows you are a smart person and will do anything to get rich. He also knows that you are very honest and will always keep your promises. So, he tells you that you can't just promise him that you will drink the toxin tomorrow, you have to drink it today and then promise him that you will drink it again tomorrow.

What will you do now?

If you drink it today, you will get sick and probably die, but you will also become rich. If you don't drink it today, you won't get the money, but you will be safe.

So, the question is, will you drink the toxin today so that you can become rich tomorrow or will you not drink it and be safe?

Kavka's toxin puzzle is a philosophical thought experiment that explores the conflicts between our desires, our beliefs, and our values. It is designed to challenge our intuitions about rational behavior, in a situation where the best course of action may not be entirely clear.
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