The conclusion of this parable seems so violent perhaps because the lesson to be learned from the parable is so uncertain.

这个故事的结尾看起来太残酷了,可能因为这个寓言想要教给我们的东西太不确定。

耶鲁公开课 - 弥尔顿课程节选

Now what's the lesson we're going to draw from this?

从这个博弈中我们能获得什么结论

耶鲁公开课 - 博弈论课程节选

So the main lesson I want you to get from this is that not only did it matter that you need to put yourself in other people's shoes and think about what their payoffs are.

从中我们得出的主要结论是,不仅你要,站在别人的立场上,思考别人的收益是什么样的

耶鲁公开课 - 博弈论课程节选