学习数学的唯一方法就是做数学。
The only way to learn mathematics is to do mathematics.
The purpose of computation is insight, not numbers.
做间谍就是生活在一个充满怀疑和猜疑的世界里。
I am too intelligent, too demanding, and too resourceful for anyone to be able to take charge of me entirely. No one knows me or loves me completely. I have only myself.
Innovation is not just about technology; it's about changing the way people think and act.