一个人成熟的速度与他能忍受的尴尬成正比。

思考就是将自己局限于一个单一的思想。

Hunger and poverty are the root causes of much of the world's unrest and misery.

The customer may not always be right, but they are always the customer.

The greatest power is not in controlling others, but in understanding them.

《在北京五族共和合进会与西北协进会的演说》，1912年9月3日。