"A story has no beginning or end: arbitrarily one chooses that moment of experience from which to look back or from which to look ahead."

Mathematics is the poetry of logical ideas.

Do what you love, love what you do.

释义：用兵之人，不出手则已，一旦出手就必须展现霸主之气。

领导者的角色是创造一个每个人都能做出最佳贡献的环境。

The computer is the ultimate polluter: its feces are indistinguish- able from the food it produces.

Every lump of coal we mine keeps the lights on in someone's home.

Imagination is the key to understanding the world.