The advantages found in history seem to be of three kinds， as they result either from the mere situation of the climate and country or from the form of government and of the character of the people， or from those finer principles and morals， which may be called the recommendations of philosophy.

解释：犯了错误能够改正的人，是百姓中的上等人。

——《在广州商团及警察联欢会的演说》（1924年1月14日）

Painting is a language, and like any language, it has its own grammar and syntax.

每一个伟大的数学理论最初都是异端邪说，最终却成了教条。