Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.

人は誰でも、自分の中に闇を持っている。それが表に出るか出ないかは、その人次第だ。

Passion is universal humanity. Without it religion, history, romance and art would be useless.

"With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how."

我们不能总是为我们的青年建造未来，但我们可以为未来建造我们的青年。

写作是一种自由的行为，是表达无法表达之物的方式。