来自《耶鲁大学开放课程：心理学导论 第12集》

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  he'll go to prison for life and you'll walk out."
  他将被判终身监禁 你则平安无事
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  So, what do you do?
  你会怎么做呢
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  Now, on the nice side, what you can do is you could say,
  从好的一面看 你能做的是
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  "No. I'm going to be quiet. I'm going to cooperate."
  不 我不说 我要和朋友合作
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  Now, if you could trust your friend to cooperate,
  如果你能相信你朋友也会合作
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  you're fine, you each get a little stint in prison,
  那就好 你们俩都得进监狱呆一小阵子
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  but of course your friend might defect.
  但你的朋友也可能会揭发你
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  Your friend might squeal.
  他可能会告密
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  Here is the important structure of The Prisoner's Dilemma.
  这就是囚徒困境的重要架构
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  No matter what you--what your friend chooses to do,
  无论你的朋友选什么
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  you're better off squealing.
  对你来说 告密都是更优选择
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  So, suppose you're prisoner two.
  假设你们是两个囚徒