Writing is a way of speaking without being interrupted.

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.

你不必完美也能很了不起。

我不害怕死亡，我害怕不去尝试。

Never let anyone tell you that you can’t do something.

The theory of economic development is the study of how the economic system generates the forces which incessantly transform it.