The road less traveled is often the one that leads you home.

创新不是重新发明轮子，而是让轮子转得更顺畅、更快。

生活是一场戏，我们必须扮演好自己的角色。

Good market design aligns individual incentives with social efficiency.

Trade between two countries can be mutually beneficial, even if one of them is less efficient in the production of all commodities.