Uncertainty is inevitable at the frontiers of knowledge.

It depends on your specific conception of God, because belief can equally well leave you with this constant sense that you're coming up short and you're being judged and you're not doing quite the perfect thing. You know, I was brought up very religiously, and I never totally lost that sense, you know, that I'm screwing up.

There is nothing scarier than a mediocre man with a mission.

You might declare that global warming and energy insecurity, not to mention urban sprawl and pollution, have intensified the sin of indulging one's motoring desires. And I would not argue with that point. You're right. I am a bad man. But over the long term, if you want to develop a new transportation and energy policy, you'd probably want to err on the side of assuming that people won't change much. And it is human nature to like to be empowered.

Lobbyists know that a 0 percent tax rate on capital income is not, in fact, the lowest possible rate. There can be negative tax rates. There can be subsidies. There can be allowances for depreciation. Lobbyists are adaptive creatures.

Uncertainty is inevitable at the frontiers of knowledge.

Coffee is one of the special things I have, instead of a social life.