幸福不是目的地，而是一种生活方式。

"The true measure of a society’s progress is how it treats its most vulnerable members."

Algebraic geometry is the study of zeros of polynomials.

The market is always changing, and so should your strategies.

Everything is hard before it is easy. The day before something is a breakthrough， it’s a stupid idea.

计算的目的是模仿我们的综合能力，而不是理解我们的分析能力。