I mean I know you all know each other because you've met at Yale, but you also know each other well enough to know that not everyone in the room is rational, and you're pretty sure that not everyone knows that you're rational and so on and so forth.

我的意思是,我知道你们互相都认识,因为你们都在耶鲁大学念书,但你们都那么熟悉了就会发现,并不是所有的人都是理性的,而且你很确定并非所有人都知道,你是理性,以此类推

耶鲁公开课 - 博弈论课程节选

If I say x is 2, I want to know, what's the square root of 2, well if you're enough of a geek, you'll say 1.41529 or whatever the heck it is, but in general, this doesn't help you find the square root.

如果我说X等于，我想知道，2的平方根是多少，那么如果你足够书呆子你就会说,1。41529或者随便什么玩意儿，但是大体上，它不会帮你算出平方根。

麻省理工公开课 - 计算机科学及编程导论课程节选