〈军人精神教育〉，在桂林对滇赣粤军的演说，1921年12月10日

PAC学习框架提供了一种正式的方法来分析学习算法的效率和有效性。

The world is what it is; men who are nothing, who allow themselves to become nothing, have no place in it.

The actions of men are the best interpreters of their thoughts.

权力不会腐蚀。恐惧会腐蚀……也许是对失去权力的恐惧。

"The measure of success is not just revenue; it's impact."

"The only way to get rid of a temptation is to yield to it."

The difference between theory and practice is that in theory, there is no difference between theory and practice, but in practice, there is.