The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.

Don't worry about failures, worry about the chances you miss when you don't even try.

学校是人类的工坊。

创新不仅仅是创造新事物，更是改进已有的事物。

旋风不能奏出动听的音乐；心灵手巧的妇人未必能够主持好饮食家务；（只会）做文章的读书人不能够治理好国家。

The future of energy lies in balancing economic growth with environmental responsibility.

当天赋不努力时，勤奋会战胜天赋。

我不是在试图耍酷，我只是在做自己。