The value of any mental activity is measured by its contribution to successful living.

Simplicity is prerequisite for reliability.

——在上海中国国民党本部会议演说，1920年11月9日

生活没有意义，除非我们赋予它意义。

做伟大工作的唯一途径就是热爱你所做的事。

Nothing in biology makes sense except in light of evolution

不光染丝是这样，国家也会被染。