书籍是飞机，是火车，是道路。它们是目的地，也是旅程。它们是家。
"Books are the plane, and the train, and the road. They are the destination, and the journey. They are home."
The political liberty of the subject is a tranquility of mind arising from the opinion each person has of his safety.
做一个良善的先人。做一些让未来世代感激你的事情。其中一件简单的事情就是去种一棵树。
The truth is not something to be discovered, but something to be created.
挑战是伪装的机遇；拥抱它们，变得更强大。