Treat a man as he can and should be, " and he shall become as he can and should be."

一个人能够或应该怎样便怎样待他，他便会成为能够怎样或是应当怎样的人“

哈佛公开课 - 幸福课课程节选

Delta u is zero, right? It should be completely second nature.

u=0，对吧？这应当,成为本能的答案了。

麻省理工公开课 - 热力学与动力学课程节选