As [The Nation columnist Katha] Pollitt points out, when one starts looking beneath the surface of things and adding together the out-front atheists with the indifferent nonbelievers, you end up with a much larger group of people than Jews, Muslims, Buddhists and Unitarians put together.

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.

The beauty of the natural world lies in the details.

scientists ... resist ... making more of the data than the data make of themselves.

[On women:] We are all yeses. We are worthy enough, we passed inspection, we survived the great fetal oocyte extinctions. In that sense, at least - call it a mechanospiritual sense - we are meant to be. We are good eggs, every one of us.

Who needs a handgun when you've got a semiautomatic?

Astronomers are pure of heart and appealingly puerile. They look into the midnight sky and ask big questions, just as we did when we were in college: Who are we? Where do we come from? And why are we standing around outside on the night before finals, do we want to end up making elevator parts for a living like our father or what?