To live is to be constantly learning.
我不考虑我的声音。我只是唱歌。
The most important skill for an economist is the ability to think clearly about trade-offs.
The spirit of science is the spirit of seeking truth and being pragmatic.
成功绝非偶然。它是努力、坚持、学习、研究、牺牲,最重要的是对你所做事情的热爱。