Here's where it makes the most sense. You need it so you don't forget. Forget that there are palace in the world that aren't made out of stone That there's a---there's a---there's something inside that's yours, that they can't touch.

Man’s main task in life is to give birth to himself, to become what he potentially is. The most important product of his effort is his own personality.

我永远相信，只要坚持，就一定能成功。

One of the greatest ways to avoid trouble is to keep it simple...the system often goes out of control.

The truth is rarely pure and never simple.

The greatest prosperity can exist only as the result of the greatest possible productivity of the men and machines of the establishment.

Civilization will perish without forests.