最深刻的定理往往源于最简单的观察。
The deepest theorems often arise from the simplest observations.
真正的艺术家永远是无政府主义者。
The art of being wise is the art of knowing what to overlook.
最小阻力和最少麻烦的路径是已经形成的思维定势。改变旧信念需要麻烦的工作。