Experience is a good school, but the fees are high.
经验是一所好学校，但学费很高。
The only way to do great work is to love what you do.
"The serve is the most important shot in tennis."
Success? I don't know what that word means. I'm happy. But success, that goes back to what in somebody's eyes success means. For me, success is inner peace. That's a good day for me.
"The challenge in theoretical computer science is not just to solve problems, but to understand why they are hard to solve."
