The goal is not just to design a market, but to design one that works well in practice.

The biggest risk is not taking any risk. In a world that's changing quickly, the only strategy that is guaranteed to fail is not taking risks.

The existence of a legal system is a matter of fact, not of morality.

孔子说：“将知识默记在心，学习时，不感到满足；教人时，不感到疲倦，对我来说没什么问题。”