"The beauty of computational complexity lies in its ability to reveal the inherent difficulty of problems, regardless of the specific algorithms used to solve them."
计算复杂性的美在于它能够揭示问题的固有难度，而不管用于解决这些问题的具体算法是什么。
爱一个人就是看清他们的真实面目，却依然关心他们。
A theory should not attempt to explain all the facts, because some of the facts are wrong.
"A children's story that can only be enjoyed by children is not a good children's story in the slightest."
"I don't need to be perfect. I just need to be good enough."