The secondary rules are those that provide for the creation, alteration, and extinction of primary rules.

The secret of living is to own a convertible and a lake...If the sun is shining, you can rid around in your convertible and be happy...If it starts to rain, it won't spoil your day because you can just say, 'Oh, well, the rain will fill up my lake!'"”

犯罪并非由贫困引起，而是由人们合法收入与非法收入之间的差距引起。

人生最大的遗憾，莫过于轻易地放弃了不该放弃的，固执地坚持了不该坚持的。

I think the best role models for women are people who are fruitfully and confidently themselves, who bring light into the world.

胜利关乎心灵，而不仅仅是双腿。它必须处于正确的位置。

我的话在她心中：冰冷的抛光石头沉入沼泽。

Development economics is ultimately about improving people's lives.