Dreams are the language of God. When he speaks in our language, I can interpret what he has said. But if he speaks in the language of the soul, it is only you who can understand.

The test of a first-rate intelligence is the ability to hold two opposed ideas in the mind at the same time, and still retain the ability to function.

In economics, the devil is often in the details.

降低成本的最好方法是一开始就没有成本。