没有可持续性的效率只是短期的胜利；真正的进步是以长期影响来衡量的。

"Don't watch the clock; do what it does. Keep going."

冒险与折磨之间的区别在于态度。

最好的投资往往是那些在当时看起来最疯狂的。

A journey is a person in itself; no two are alike. And all plans, safeguards, policing, and coercion are fruitless. We find after years of struggle that we do not take a trip; a trip takes us.

L-函数的算术是解开数论秘密的关键。

To overcome the anxieties and depressions of contemporary life, individuals must become independent of the social environment to the degree that they no longer respond exclusively in terms of its rewards and punishments.