Mental processes are means to ends in the struggle for existence.

真正的幸福始于理解自己想要什么，应该做什么。

我想跑一场好比赛，跑出好成绩，并享受它。

The most dangerous thought you can have as a creative person is to think you know what you're doing.

The world is changed by your example, not by your opinion.

小说是一面沿着大路行走的镜子。

科学不仅仅是事实的集合；它是一种思考方式。