因果推理的力量在于它允许我们预测我们从未采取的行动的效果。
The power of causal reasoning is that it allows us to predict the effects of actions we have never taken.
所有的真理一旦被发现，都很容易理解；关键在于发现它们。
当有人真正倾听你而不对你做出评判，不试图为你承担责任，不试图塑造你时，感觉真是太好了！
The study of computation is not just about machines, but about the very nature of thought and logic.
The art of doing mathematics consists in finding that special case which contains all the germs of generality.
错误经不起失败，但是真理却不怕失败。