In a less technical way, " it is helping the person to become the best that he is able to become."

通俗点讲，就是帮助一个人成为最好的自己“

哈佛公开课 - 幸福课课程节选

So the thing that I hope jumps out at you from this picture is no great guesses about figuring out this is a ?, so if the probability that the goalie's going to jump to the right is less than a ?, then the best you can do is represented by this green line, which is shoot to the right.

我希望大家都能从图中看出来,得出这一点的横坐标是?不难,如果门将扑向右路的概率,小于?的时候,此时你的最佳策略用这段绿线表示,即你应该从右路射门

耶鲁公开课 - 博弈论课程节选

If I think the probability that they're going to choose Right is less than X, then my best response is to choose Up.

也就是说如果我觉得,对手选右的概率小于X,那我的最佳对策是选上

耶鲁公开课 - 博弈论课程节选