——《中国同盟会革命方略》（1906年秋冬间）

They just keep trotting back and forth across the bridge thinking there is something better on the other side. If they'd hang head down at the top of the thing and wait quietly, maybe something good would come along. But no—with men it's rush, rush, rush, every minute. I'm glad I'm a sedentary spider.

数学的美在于它揭示隐藏的对称性和真理的能力。

世界上充满了显而易见却无人注意的事物。

心灵不是需要填满的容器，而是需要点燃的火炬。

The most successful investors are those who can remain calm during market turbulence.

我的语言的界限意味着我的世界的界限。