一个好的数学家是能看到定理之间类比的人；一个伟大的数学家是能看到类比之间的类比的人。
Every problem in mathematics is an opportunity to learn something new.
我们需要犯错的自由，承认错误的勇气，以及从中学习的智慧。
The streets were dark with something more than night.
The key to long-term success is balancing short-term performance with sustainable growth.