Energy security is national security.

I'm a free bitch, baby.

A proof that P = NP would have profound implications for mathematics, cryptography, and algorithm design.

预测未来的最好方法就是创造未来。

心灵不过是人类经验的总和，从依赖于经验个体的角度来考虑。

Remember, if you ever need a helping hand, it's at the end of your arm, as you get older, remember you have another hand: The first is to help yourself, the second is to help others.