Products are the foundation of a company, without good products everything is just talk.

The best way to learn a new programming language is by writing programs in it.

数学不仅仅是一种工具；它是一种思维方式。

I decided as long as I'm going to hell, I might as well do it thoroughly.

站在舞台上就是我们的幸福。

现在数学家面临的最大问题可能是黎曼假设。