It is quite true that many scientists, many physicists, maintain that the physical constants, the half dozen or so numbers that physicists have to simply assume in order to derive the rest of their understanding ... have to be assumed. You can't provide a rationale for why those numbers are there. Physicists have calculated that if any of these numbers was a little bit different, the universe as we know it wouldn't exist.

DNA neither cares nor knows. DNA just is. And we dance to its music.

More poignant for us, at Laetoli in Tanzania are the companionable footprints of three real hominids, probably Australopithecus afarensis, walking together 3.6 million years ago in what was then fresh volcanic ash. Who does not wonder what these individuals were to each other, whether they held hands or even talked, and what forgotten errand they shared in a Pliocene dawn?

My last vestige of 'hands off religion' respect disappeared in the smoke and choking dust of September 11, 2001, followed by the 'National Day of Prayer,' when prelates and pastors did their tremulous Martin Luther King impersonations and urged people of mutually incompatible faiths to hold hands, united in homage to the very force that caused the problem in the first place.

Bereavement is terrible, of course. And when somebody you love dies, it's a time for reflection, a time for memory, a time for regret.

[It] is capable of driving people to such dangerous folly that faith seems to me to qualify as a kind of mental illness.

It is immoral to brand children with religion. 'This is a Catholic child.' 'That is a Muslim child.' I want everyone to flinch when they hear such a phrase, just as they would if they heard, 'That is a Marxist child.'