"The most powerful moments are those without words."

"Tennis has given me everything, and I want to give something back."

The more you give, the more you receive.

The concept of computational complexity is not just about how fast we can compute, but also about understanding the limits of what can be computed.

对群众运动的领袖而言，见解的精辟与否看来无关宏旨。真正重要的是他敢于摆出自负的姿态，完全漠视别人的意见，不惜一个人单挑世界。

科学家不是给出正确答案的人，而是提出正确问题的人。