To be prepared for war is one of the most effective means of preserving peace.
自己不能胜任的事，切勿轻易答应别人;既经允诺，就必须实践自己的诺言。
The highest manifestation of life consists in this: that a being governs its own actions. A thing which is always subject to the direction of another is somewhat of a dead thing.
Mathematics is not a spectator sport; you have to play to understand.
To the artist there is never anything ugly in nature.
世上并没有纯粹的无意识行动，只要我们善于去寻找，都能从内心找出行动原因。
奥林匹克主义旨在创造一种生活方式，其基础是在努力中找到的快乐、好榜样的教育价值以及对普遍基本道德原则的尊重。
——《在广州商团及警察联欢会的演说》（1924年1月14日）