Productive thinking is characterized by the sudden appearance of the solution as an insight.

The world's history is the world's judgment.

The absence of a strong state is a greater threat to liberty than its presence.

当你认为你理解了一个问题时，你就停止思考它了。

我的家庭是我的基础。我之所以成为今天的我，都是因为他们。

I constantly see people rise in life who are not the smartest, sometimes not even the most diligent, but they are learning machines. They go to bed every night a little wiser than they were when they got up and boy does that help, particularly when you have a long run ahead of you.

永远不要放弃你的梦想。

童话故事比真实更真实：不是因为它们告诉我们龙存在，而是因为它们告诉我们龙是可以被打败的。