The key is to set realistic customer expectations, and then not to just meet them, but to exceed them—preferably in unexpected and helpful ways.

解决数学问题的过程往往比解决方案本身更重要。

The act of writing is an act of love.

"The only thing to do with good advice is to pass it on. It is never of any use to oneself."

理论计算机科学的美在于其抽象和概括的能力，将具体问题转化为普遍真理。

I think it's important to be able to take yourself lightly.