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.

浪漫的本质就是不确定性。

很多时候，我们都需要面对选择。如果都有好处，就要取其中好处最大的；如果都有害处，就取其中害处最小的。

A word after a word after a word is power.

对心灵的研究必须基于直接观察。

Work spares us from three evils: boredom， vice， and need.

The future belongs to those who can extract value while reducing environmental impact.

做数学的过程比结果更重要。