Success isn't about fame or money; it's about doing what you love and sharing it with others.

在桂林学界迎会的演说，1922年1月22日

You don't have to be a genius or a visionary or even a college graduate to be successful. You just need a framework and a dream.

The only way to achieve true freedom is through self-discipline.

数学的本质在于它的自由。

当下不过是换了伪装的过去。