The things we admire in men, kindness and generosity, openness, honesty, understanding and feeling, are the concomitants of failure in our system. And those traits we detest, sharpness, greed, acquisitiveness, meanness, egotism and self-interest, are the traits of success.

The use of a program to prove the 4-color theorem will not change mathematics - it merely demonstrates that the theorem, a challenge for a century, is a finite problem.

There is no shortcut to success, only down-to-earth efforts lead to long-term success.

一切东西的真实价格，即对于想要获得它的人来说真正付出的代价，是获得它所付出的辛劳和麻烦。

海洋的资源并非无限；我们必须以智慧和克制来养殖这些资源。

Life is about creating yourself.

我们生活在一个过去总是存在的世界。