The balance of trade is an article of faith.

Government is the great fiction, through which everybody endeavors to live at the expense of everybody else.

We cannot but be astonished at the ease with which men resign themselves to ignorance about what is most important for them to know; and we may be certain that they are determined to remain invincibly ignorant if they once come to consider it as axiomatic that there are no absolute principles.

If you wish to prosper, let your customer prosper.

Socialism, like the ancient ideas from which it springs, confuses the distinction between government and society. As a result of this, every time we object to a thing being done by government, the socialists conclude that we object to its being done at all . . . . It is as if the socialists were to accuse us of not wanting persons to eat because we do not want the state to raise grain

The mission of the law is not to oppress persons and plunder them of their property, even though the law may be acting in a philanthropic spirit. Its purpose is to protect persons and property.... If you exceed this proper limit -- if you attempt to make the law religious, fraternal, equalizing, philanthropic, industrial, or artistic -- you will then be lost in uncharted territory, in vagueness and uncertainty, in a forced utopia or, even worse, in a multitude of utopias, each striving to seize the law and impose it on you.

By virtue of exchange, one man's prosperity is beneficial to all others.