"History is not the past but a map of the past, drawn from a particular point of view, to be useful to the modern traveller."

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

每个人持续不断地努力改善自己的状况，这是公共、国家以及私人富裕最初来源的原则。

一本书是世界的一个版本。如果你不喜欢它，忽略它；或者提供你自己的版本作为回报。

面对挑战，我们要有迎难而上的勇气和智慧。