来自《耶鲁大学开放课程：博弈论 第19集 第19集》

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  Indeed, most people in the class played that equilibrium just now.
  实际上大多数人刚才达成的就是这个均衡
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  Okay so that was really what I wanted to say about this example,
  这就是关于这个案例我想说的内容了
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  but let me just make a remark in passing.
  但是我想再来总结一下
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  I made this remark in the middle, so let me just make it again.
  我们在讲下一个案例之前再来回顾一下
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  When we write down strategies,
  当我们写下来策略的时候
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  those strategies tell us what seem to redundant moves.
  这些策略告诉我们那些行动似乎是多余的
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  But being forced to write down those redundant moves
  但是有时我们还是要写这些多余的步骤
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  is useful because it allows us to model
  因为它们能够帮助我们分析
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  what other people think you would have done at those later nodes.
  别人会怎么预测你在下一节点如何行动
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  And sometimes I have to think what you think I would have done
  而且有时候在我决定终止博弈前
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  at this later node before I decide not to go down that branch of the tree.
  我会先考虑一下你对我的行为是怎么想的
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  So being able to write down everything in a strategy
  所以说把有关策略的细节都写下来