数学家是将咖啡转化为定理的装置。
A mathematician is a device for turning coffee into theorems.
The only truly affluent are those who do not want more than they have.
世界是生者的地方，死者在其中没有位置。死者什么都不是。他们甚至不是记忆。他们被遗忘了。而生者，也将被遗忘。
What I want to talk to you about today is the difference between gifts and choices. Cleverness is a gift， kindness is a choice. Gifts are easy -- they're given after all. Choices can be hard. You can seduce yourself with your gifts if you're not careful， and if you do， it'll probably be to the detriment of your choices.
过去是一条河流，我们都被它的水流带走。
经济学的艺术在于理解规则与行为之间的微妙互动。
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.
领导者必须有勇气在今天做出艰难的决定，以换取更美好的明天。
要说“我爱你”，首先必须能够说“我”。