只有在梦想中，人才能真正自由。从来如此也将永远如此。

"A good story should both disturb the comfortable and comfort the disturbed."

种树的最佳时间是20年前，其次是现在。

在理论物理学的领域里，每一个发现都会带来新的问题和挑战。

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.

当我在舞台上时，我感觉就像在家里一样。