保持真实，永远不要让成功改变你是谁。

我不是商人，我就是生意本身。

Silence is argument carried out by other means.

如果你愿意，我们可以回到那个山洞。

投资于更清洁的煤炭技术就是投资于我们星球的未来。

Loneliness is a lifelong companion, an established fact. Instead of denying it, fighting it, and avoiding it needlessly, you’d better accept it, let it protect you from going home in the crowd, and let it accompany you to breakfast on Saturday morning and tidy up the sunshine.

释义：船装载过重就会沉没，人欲望太强就会损害生命。劝诫人要节制自己的欲望。

计算理论为理解什么可以计算、什么不能计算提供了基础。