"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

We must design products with their end-of-life in mind from the very beginning.

It is personalities, not principles, that move the age.

"Theoretical computer science is not just about solving problems, but about understanding the nature of computation itself."

爱情像一棵树，它自己生长，把根深深扎进我们的整个生命。

You are too generous to trifle with me. If your feelings are still what they were last April, tell me so at once. My affections and wishes are unchanged, but one word from you will silence me on this subject forever.