The mind is a dynamic system that constantly adapts to its environment.

言语是唯一永恒的东西。

Consciousness is a stream, not a collection of separate elements.

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.