The tears of the world are a constant quantity. For each one who begins to weep, somewhere else another stops. The same is true of the laugh.

To be human is to be vulnerable.

——在广东和朋友谈自己的主张，1921年

最好的管理是一门真正的科学，建立在明确的法律、规则和原则之上。

I don’t need anyone to understand me. My art speaks for itself.

文明不是继承的；每一代人都必须重新学习和赢得它。