Obama, startled that components of government behave as interest groups, seems utterly unfamiliar with public choice theory. It demystifies and de-romanticizes politics by applying economic analysis - how incentives influence behavior - to government.

The people who flood our living-rooms with a smorgasbord of commercial messages about fetid breath, moist underarms and troubled intestines know this: an appropriate time, place and manner to sell a product is any that sells the product.

Good biology without good philosophy will be a calamity.

America is the only developed nation that has a 2,000-mile border with a developing nation, and the government's refusal to control that border is why there are an estimated 460,000 illegal immigrants in Arizona and why the nation, sensibly insisting on first things first, resists 'comprehensive' immigration reform.

Twenty years ago rooting for the Yankees was like rooting for IBM.

This is an age in which one cannot find common sense without a search warrant.

Politics should share one purpose with religion: the steady emancipation of the individual through the education of his passions.