一个国家制度的品质是其成功的最重要决定因素。
The quality of a country's institutions is the most important determinant of its success.
It is justice, not charity, that is wanting in the world.
经济学的奇妙任务是向人们展示，他们对自己想象中能够设计的东西知之甚少。
我总是尝试做一些让我有点害怕的事情。