我不是圣人，我不是罪人，我只是一个犯过错误的人。

否认或回避赞美很不礼貌。即使你认为自己尚未名副其实，也应接受了感谢对方。

There are only two kinds of people who are really fascinating—people who know absolutely everything and people who know absolutely nothing.

数学的本质在于它揭示模式和对称性的力量。