Our economic problems worry me much less than our political solutions, which have a far worse track record.

The inefficiency of political control of an economy has been demonstrated more often, in more places, and under more varied conditions, than almost anything outside the realm of pure science.

The word 'racism' is like ketchup. It can be put on practically anything - and demanding evidence makes you a 'racist.'

People who think that they are being 'exploited' should ask themselves whether they would be missed if they left, or whether people would say: 'Good riddance?'

The cavemen had the same natural resources at their disposal as we have today, and the difference between their standard of living and ours is a difference between the knowledge they could bring to bear on those resources and the knowledge used today.

...Politics is not about facts. It is about what politicians can get people to believe.

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