我不考虑年龄。我考虑的是精神。
真正的监狱不是由铁条制成的，而是由恐惧制成的。
The duty of the Government is to leave commerce to its own capital and credit as well as all other branches of business.
The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.
无论别人告诉你什么，言语和思想都能改变世界。
The only merit I have is to have painted directly from nature.
One must not cheat anyone, not even the world of its triumph.