当我21岁的时候我的期望降低到零。从那以后每件事情对我来说都是意外的礼物。
证明的严谨性将数学与所有其他科学区分开来。
If you can't make it good, at least make it look good.
The thing about fantasy is that it allows you to create a world that is completely different from our own, and yet, it can still reflect the truths of our world.
穷人面临的约束往往是政策制定者看不到的。