"A man who does not think for himself does not think at all."

If you enter this world knowing you are loved and you leave this world knowing the same, then everything that happens in between can be dealt with.

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.

交易市场就象上帝一样，帮助那些自助者。但是和上帝不同的是，交易市场不会原谅那些不知道自己在做什么的人。

I write songs not for awards but because I love it.

在言语之间的沉默中，我们常常发现最深刻的真理。

Money never made a fool of anybody;it only shows them up.

The first duty of the sovereign， that of protecting the society from the violence and invasion of other independent societies， can be performed only by means of a military force.