To be a good mathematician, you need to have both intuition and rigor.

如果攻击特别伤人，我总是非常高兴，因为我想，如果他们攻击个人，这意味着他们没有留下任何政治论点。

The greatest discovery of my generation is that human beings can alter their lives by altering their attitudes of mind.

The best way to be successful is to be patient.

The only way to improve is to challenge yourself against the best.

If we had paid no more attention to our plants than we have to our children, we would now be living in a jungle of weeds.

一个人想欺骗人类，首先必须化腐朽为神奇。