People are always blaming their circumstances for what they are. I don't believe in circumstances. The people who get on in this world are the people who get up and look for the circumstances they want, and, if they can't find them, make them.

环境中的小变化会对行为产生巨大影响。

法治是现代经济发展的必要条件。

"The past is not dead; it is not even past."

如果你相信你可以，或者相信你不可以，你都是对的。

The best way to find yourself is to lose yourself in the service of others.

可持续性不仅仅是植树；它是为了正确的理由在正确的地方种植正确的树木。