物资用完了才知道不足，是因为不懂得计量；事情做完了才知道有余，是因为不懂得调节。

It is indeed an opinion strangely prevailing amongst men， that houses， mountains， rivers， and in a word all sensible objects， have an existence， natural or real， distinct from their being perceived by the understanding.

外国人不需要中国人，中国人也不需要外国人，在这一点上，我任何时候都是和义和团站在起的。义和团是爱国者。他们爱自己的国家胜过爱别的民族的国家。我祝愿他们成功。义和团主张把我们赶出他们的国家。我也是义和团。因为我也主张把他们赶出我们国家。

创新不仅仅是技术的问题；它关乎我们思维和运营方式的改变。

尽管中国人应该崇拜APL，但是他们把钱花在FORTRAN上。

I never think about losing, I always think about winning.

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.