"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."
I love the feeling of hitting a ball harder than I’ve ever hit before.
问题不在于存在问题。问题在于期望并非如此，并认为存在问题本身就是问题。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.