I'm an Atheist. I don't believe in God, Gods, Godlets or any sort of higher power beyond the universe itself, which seems quite high and powerful enough to me.

Astronomy is so easy to love. ... Fairly or not, physics is associated with nuclear bombs and nuclear waste, chemistry with pesticides, biology with Frankenfood and designer-gene superbabies. But astronomers are like responsible ecotourists, squinting at the scenery through high-quality optical devices, taking nothing but images that may be computer-enhanced for public distribution, leaving nothing but a few Land Rover footprints on faraway Martian soil, and OK, OK, maybe the Land Rover, too.

Whatever else I might have thought of [President George W] Bush's call, with its assumption that prayer is some sort of miracle Vicks VapoRub for the national charley horse, it's clear that his hands were reaching for any hands but mine.

What is wrong with looking muscular? Muscles are beautiful. Strength is beautiful. Muscle tissue is beautiful. It is metabolically, medically, and philosophically beautiful. Muscles retreat when they're not used, but they will always come back if you give them good reason. No matter how old you get, your muscles never lose hope. Few cells of the body are as capable as muscle cells are of change and reformation, of achievement and transcendence.

The surest and most insidious enemy of freedom is not dictatorship, but complacency.

Scientists have discovered that the small, brave act of cooperating with another person, of choosing trust over cynicism, generosity over selfishness, makes the brain light up with quiet joy.

Among the more irritating consequences of our flagrantly religious society is the special dispensation that mainstream religions receive. We all may talk about religion as a powerful social force, but unlike other similarly powerful institutions, religion is not to be questioned, criticized or mocked.