Every man over forty is responsible for his face.

The ideal of behaviorism is to eliminate coercion: to apply controls by changing the environment in such a way as to reinforce the kind of behavior that benefits everyone.

Discipline is the bridge between goals and accomplishment.

记忆是件奇怪的事。它的运作方式和我以为的不同。我们不是在回忆，而是在重写记忆，就像历史被重写一样。回忆就是重塑，就是重新想象。

工作中的快乐使工作完美。