Psychology must be based on observable phenomena, not abstractions.

学习数学的最好方法就是去做数学。

你不必完美也能很了不起。

I know you are here to kill me. Shoot, coward, you are only going to kill a man.

The greatest innovations are often the simplest.

记忆是个奇怪的东西。它不像我以为的那样运作。它不是可以重播的电影。它更像是一个你讲给自己的故事，而每次讲述这个故事都会改变。