You know there are very few Marxists left in the world... they're all in American universities.

Look, for example, at the obvious, immediate, practical example of illegal Mexican immigration. Now, that Mexican immigration, over the border, is a good thing. It's a good thing for the illegal immigrants. It's a good thing for the United States. It's a good thing for the citizens of the country. But, it's only good so long as its illegal....

Fundamentally, there are only two ways of coordinating the economic activities of millions. One is central direction involving the use of coercion - the technique of the army and of the modern totalitarian state. The other is voluntary cooperation of individuals - the technique of the marketplace.

If you really want to engage in policy activity, don't make that your vocation. Make it your avocation. Get a job. Get a secure base of income. Otherwise, you're going to get corrupted and destroyed.

One of the reasons that I am in favor of less government is because when you have more government, industrialists take it over.

I'd like to promote lots of things. I'd like to promote elimination of drug prohibition. I'd like to promote parental choice in education through vouchers. Those are two things I think are very urgent and important. They're both more important than the harm which Social Security will do.

People who intend only to seek their own benefit are “led by an invisible hand to serve a public interest which was no part of” their intention. I say that there is a reverse invisible hand: People who intend to serve only the public interest are led by an invisible hand to serve private interests which was no part of their intention.