The writer’s role is to question, not to comfort.

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

《生命之书》始于一座花园里的一男一女……它最后以《启示录》告终。

最重要的是保持乐观。

不要把事实告诉不值得的人。