The soul of a nation lives in its language.

真理的最大敌人不是谎言，而是神话。

"We are what we pretend to be, so we must be careful about what we pretend to be."

The highest manifestation of life consists in this: that a being governs its own actions. A thing which is always subject to the direction of another is somewhat of a dead thing.

The energy you put out is the energy you get back.

宏观经济学的核心问题是理解人们如何随时间做出决策。

每一个数学定理都是一个等待被讲述的故事，一个等待被解开的谜团。