挑战不仅仅是给人们钱，而是要理解他们在约束下如何做决策。

书籍是灵魂的镜子。

The greatest theorems often start as simple conjectures, born out of intuition.

History is, above all else, the creation and recording of that heritage; progress is its increasing abundance, preservation, transmission, and use.

一本好书是一次伟大的冒险。

The books that we love, they love us back. And just as we mark our places in the pages, those pages leave their marks on us.

在社会的初期，国家的首领塑造其制度；后来，制度塑造国家的首领。