"To be free is not merely to cast off one's chains, but to live in a way that respects and enhances the freedom of others."

欣赏工作的最好方法是想象自己没有工作。

True scientific progress requires both creativity and discipline.

The best technology should be invisible, just like electricity - you don't need to understand how it works to use it.

A society that does not value its intellectuals is doomed to fail.

Hatred destroys only the hater.

做数学的过程比结果更重要。