One of the beauties of an economy coordinated by price movements is that nobody has to understand it in order for it to work.

Too many people - some of them judges - seem to think that freedom of speech means freedom from consequences for what you have said. If you believe that, try insulting your boss when you go to work tomorrow. Better yet, try insulting your spouse before going to bed tonight.

Virtually everything that the government does costs more than when the same thing is done in private industry - whether it is building housing, running prisons, collecting garbage, or innumerable other things. Why in the world would we imagine that health care would be the exception?

The big divide in this country is not between Democrats and Republicans, or women and men, but between talkers and doers.

Many people, including some conservatives, have been very impressed with how brainy the president and his advisers are. But that is not quite as reassuring as it might seem.

The march of science and technology does not imply growing intellectual complexity in the lives of most people. It often means the opposite.

In this era of political correctness, some people seem unaware that being squeamish about words can mean being blind to realities.