Science is about understanding the world, and engineering is about changing it.

Literature is the most subversive weapon because it changes minds, not by force, but by persuasion.

群众的鼻子是他们的想象力。通过这一点，任何时候都可以悄悄地引导他们。

重要的是培养透过一种事物观察另一种事物的能力，从特殊中看到普遍。