When I see the moon on a clear night, I do say "blessed be" and I remind myself to be grateful to the universe that I happen to exist in such a lovely and wondrous world, even and especially as I can rattle on about magma cooling, abiogenesis, and natural selection.

She could not keep his death in her head, like when she tried to imagine the infiniteness of the universe and nearly swooned at the vastness of the thought.

Natural selection is anything but random.

Natural selection eliminates and maybe maintains, but it doesn't create.

We have stopped natural selection from purifying the species because deep in our heart of hearts, we are all terrified that we won't make the cut.

You got a vicious animal inside you. It wants to snap, it wants to attack, but it's harmless because some woman fitted a muzzle on it. Now, how do you imagine it feels about that muzzle? How do you think it will regard the woman the moment that muzzle is off, and she is within biting distance?