"In observational studies, we often have to rely on assumptions that are not directly testable."

我不是一个对名声感到非常自在的人。我是一个歌手。我唱歌。这就是我做的。这就是我爱的。

I'm living the life I dreamed about.

墨翟我上没有侍奉国君的差事，下没有耕田种地的艰难，我怎么敢放弃读书呢？ 

The intersection of computer science and mathematics is where the most exciting breakthroughs are happening.

The desire to be desired is the most powerful thing in the world.

如果你没有至少90%的时间失败，那么你的目标还不够高。