The sovereignty of states must be subordinated to international law and international institutions.

Just as the process of repealing national alcohol prohibition began with individual states repealing their own prohibition laws, so individual states must now take the initiative with respect to repealing marijuana prohibition laws.

The main obstacle to a stable and just world order is the United States. [This idea] happens to coincide with the prevailing opinion in the world. And I think that's rather shocking for Americans to hear.

I am not well qualified to criticize the theory of rational expectations and the efficient market hypothesis because as a market participant I considered them so unrealistic that I never bothered to study them.

Market prices are always wrong.

The laissez-faire argument relies on the same tacit appeal to perfection as does communism.

I'm not doing my philanthropic work out of any kind of guilt, or any need to create good public relations. I'm doing it because I can afford to do it, and I believe in it.