江河的水之所以浩浩荡荡，并非只由一个源头流出来；无比珍贵的皮衣，并非只由一只狐狸腋下的毛皮所能制成。

The most powerful motivator is not money. It’s the opportunity to learn, grow in responsibilities, contribute to others, and be recognized for achievements.

一个好的数学家是懒惰的，但要以建设性的方式。

你让我明白，我有理由爱自己。

A government that fears its people is a government that has lost its legitimacy.

道德不是关于如何使自己幸福的学说，而是关于如何使自己配得上幸福的学说。