Books make great gifts because they have whole worlds inside of them.

成功不是终点，失败也并非致命，重要的是继续前进的勇气。

我从不猜测。在拥有数据之前进行理论化是一个重大错误。不知不觉中，人们开始扭曲事实以适应理论，而不是调整理论以适应事实。

Now...for some reason, what I was doing seemed to... make sense to people. It was like an alarm went off in my head. I said, "Here's a guy that's got his act together. Here's somebody who has the answer." I'll follow you anywhere, Mr. Gump. So I got company. And after that, I got more company. And then, even more people joined in. Somebody later told me it gave people hope. Now, I don't know anything about that,

数学中最重要的是提出正确的问题。