"Think of me, if you won't think of yourself.

VOA: special.2009.08.01

If you want a real world example of this, think about the third Century B.C., someone can correct me afterwards.

现实世界也有这样的例子,大概在公元前三世纪,如果我说错了请大家来纠正

耶鲁公开课 - 博弈论课程节选