We live in an enlightened age, however, an age that has learned to see and to value other living things as they are, not as we wish them to be. And the long and creditable history of science has taught us, if nothing else, to look carefully before we judge to judge, if we must, based on what we see, not what we would prefer to believe.

We spent a lot of time discussing cosmology first. I think that was your father's unique way of evaluating people. You can tell a lot about a person, he once said, by the way they look at the stars.

Consciousness," according to current scientific thought, was something the higher mammals had evolved in order to help them reproduce, much the way a garden slug secretes slime. It had no special ontological status. The "self" was a genetically modulated and biologically useful illusion.

Some things are taken away from you, some you leave behind and some you carry with you, world without end.

To fire a bullet into the heart or brains of one's fellow man even a fellow man striving to do the same to you creates what might be called an unassimilable memory: a memory that floats on daily life the way an oil stain floats on rainwater. Stir the rain barrel, scatter the oil into countless drops, disperse it all you like, but it will not mix; and eventually the slick comes back, as loathsomely intact as it ever was.

We live in an enlightened age, however, an age that has learned to see and to value other living things as they are, not as we wish them to be. And the long and creditable history of science has taught us, if nothing else, to look carefully before we judge to judge, if we must, based on what we see, not what we would prefer to believe.

Stupid people do stupid things, but people who are smart enough can do something really stupid.