The hardest thing in the world to understand is that people operating separately, through their joint relations with one another, through market tran… - Milton Friedman

There is a real function for government in respect to pollution: to set conditions and, in particular, define property rights to make sure that the costs are borne by the parties responsible.

Keynes was a great economist. In every discipline, progress comes from people who make hypotheses, most of which turn out to be wrong, but all of which ultimately point to the right answer. Now Keynes, in The General Theory of Employment, Interest and Money, set forth a hypothesis which was a beautiful one, and it really altered the shape of economics. But it turned out that it was a wrong hypothesis. That doesn't mean that he wasn't a great man!

The great tragedy of the drive to centralization, as of the drive to extend the scope of government in general, is that it is mostly led by men of goodwill who will be the first to rue its consequences