The criminalization of marijuana did not prevent marijuana from becoming the most widely used illegal substance in the United States and many other countries. But it did result in extensive costs and negative consequences.

I have made it a principle to give advice that does not serve my personal interest but rather the common interests.

I'm only rich because I know when I'm wrong.

I am for maximum supervision and minimum regulation.

An open society is a society which allows its members the greatest possible degree of freedom in pursuing their interests compatible with the interests of others.

It is better to have a cat and mouse game where the cat has the upper hand than a cat and mouse game where the mice are ruling. Because the latter means that the market participants are given free range. That was actually the big misconception of our national hero Ronald Reagan, who always talked about the magic of the market.

Misconceptions play a prominent role in my view of the world.