I'm very shy, believe it or not. It's true.

A business that makes nothing but money is a poor business.

Some of the biggest cases of mistaken identity are among intellectuals who have trouble remembering that they are not God.

想要懂得今天，就必须研究昨天。

可持续性已不再是一种选择，而是我们对后代的责任。

物理学的美丽在于它能够用几个简单的方程来描述宇宙。

不要盯着时钟，做它该做的事。继续前进。

我返老还童了。

成功的真正标准是你对他人产生的积极影响。