最深的伤口是看不见的。

We will continue to challenge ourselves.

You have to figure out what your own aptitudes are. If you play games where other people have the aptitudes and you don’t, you’re going to lose. And that’s as close to certain as any prediction that you can make. You have to figure out where you’ve got an edge. And you’ve got to play within your own circle of competence.

数学是上帝用来书写宇宙的语言。

大多数反对自由市场的论点背后，是对自由本身缺乏信念。

预防性医疗的悖论：越需要的人越不重视。