自由就像我们呼吸的空气；没有它，我们会窒息。

"The only thing we can be sure of about the future is that it will be different."

The ideas of economists and political philosophers， both when they are right and when they are wrong， are more powerful than is commonly understood. Indeed the world is ruled by little else. Practical men， who believe themselves to be quite exempt from any intellectual influence， are usually the slaves of some defunct economist.

"To write is to give oneself a chance to live many lives."