金钱是非常不可思议的东西。它和爱一样,是人类喜悦的最大来源。但是它也和死一样,是人类忧烦的最大来源。
The goal of mathematics is to make the simple complicated, and the complicated simple.
幸运所需要的美德是节制,逆境所需要的美德是坚韧。
The gift of language is the single human trait that marks us all genetically, setting us apart from the rest of life.