你不必伟大才能开始，但你必须开始才能伟大。

No, not rich. I am a poor man with money, which is not the same thing.

The success of any political system depends on its ability to generate legitimacy in the eyes of its citizens.

理解复杂系统的行为需要一种新的思维方式，一种接受不确定性和不可预测性的思维方式。