自由是通过实践养成的习惯。

A good novel should be both a mirror and a window.

数学的本质在于它的自由。

The walls of the educational system must come down. Education should not be a privilege, so the children of those who have money can study.

Every algorithm tells a story, a narrative of steps leading from problem to solution.

量子力学的数学形式不仅是一种工具，更是一种揭示自然深层结构的语言。