"I’ve practiced so much that I don’t need to think before I play. It’s like driving a car—you don’t think about which pedals to push."

充分发挥人的天性禀赋，发挥得越多越好：运用天性去穷究物理，极尽智力，通达自然，思惟神妙，造就豁达的胸怀和高洁的品德；尽量压抑人的情感欲望，遏制到越少越好：管束自己去谨慎说话，持重办事，约束自身，心地高洁，还要节衣缩食并减少情欲和嗜好。

专制制度就像地狱一样，并不容易战胜，但我们可以安慰的是：斗争越艰巨，胜利将越光荣。

Man is by nature a reasonable being, but animals, other than man, are by nature instruments of brute force.

Every scientific discovery should be measured by its contribution to human welfare.

We loved with a love that was more than love.

在所有团结的催化剂中，最容易运用和理解的一项，就是仇恨。