The true value of a tree is measured in decades, not dollars.

Prime numbers are what is left when you have taken all the patterns away. I think prime numbers are like life. They are very logical but you could never work out the rules, even if you spent all your time thinking about them.

"Writing is a way of making the world more bearable."

一切痛苦能够毁灭人，然而受苦的人也能把痛苦消灭！

The key to progress is persistence and curiosity.

The power elite is composed of men whose positions enable them to transcend the ordinary environments of ordinary men and women; they are in positions to make decisions having major consequences.