我们高估了一年能做的事，低估了十年能做的事。

写作的行为就是发现你信仰的行为。

默记所学的东西，坚持学习而不厌烦，教诲别人不知疲倦。

We don't inherit the earth from our ancestors; we borrow it from our children.

Rule of 7 in research. You can find out anything if you are willing to go seven levels. If the first source you ask doesn’t know， ask them who you should ask next， and so on down the line. If you are willing to go to the 7th source， you’ll almost always get your answer.

The Soviet man was a man who was always waiting—for rations, for orders, for the end.

家庭是一个生产人力资本的小工厂。