要使婚姻长久，就需克服自我中心意识。

数学不是观赏性运动，你必须参与其中才能理解。

The only thing I'm scared of is being forgotten.

Every discovery raises new questions.

The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.

The past is a foreign country; they do things differently there.

失败是有趣的——它是进步的一部分。你永远不会从成功中学到东西，但你会从失败中学到东西。

我宁愿因为做自己而被讨厌，也不愿因为伪装而被喜爱。