唯一真正的发现之旅不是去陌生的地方，而是拥有另一双眼睛。

Mathematics is the language in which the gods talk to people.

Not what we have, but what we enjoy, constitutes our abundance.

I think goals should never be easy, they should force you to work, even if they are uncomfortable at the time.

A failure is not always a mistake, it may simply be the best one can do under the circumstances. The real mistake is to stop trying.

科学的进步不仅是通过回答问题，而是通过提出更好的问题。