在我们所从事的技艺中，没有人能成为大师，我们都是学徒。

The books that we reread the most are the ones that most clearly describe the world we already know.

The past is a fire that never stops burning.

I don’t regret the things I’ve done, I regret the things I didn’t do when I had the chance.

数学是一门活生生的学科，随着新思想的出现而不断发展。

活着是世界上最罕见的事情。大多数人只是存在，仅此而已。