数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。

"To write is to remember, and to remember is to live twice."

Simple can be harder than complex: You have to work hard to get your thinking clean to make it simple.

保持饥饿，保持愚蠢。

领导力在于引导他人看到他们所做事情的价值。