劳动分工受市场规模的限制。

Innovation often happens at the intersection of disciplines.

国与国之间是平等的，人与人之间也是平等的，在人格与尊严上是没有贵贱之分的，上天对所有人都是一视同仁的，人生而平等是上天赋予每个人的不可被侵犯的权利。

The greatest glory in living lies not in never falling, but in rising every time we fall.

You forget what you want to remember, and you remember what you want to forget.

The most important thing in a programming language is the semantics, not the syntax.