A lot of scientists act on their beliefs and so do things that look crazy to the rest of us.

Each of us have a gift, you see, given us freely by the universe. And each of us with every breath gives something back

Sad but true: individual intelligence probably peaked in the Upper Paleolithic, and we have been self-domesticated creatures ever since

You can never properly predict the future as it really turns out. So you are doing something a little different when you write science fiction. You are trying to take a different perspective on now.

Life is insanely robust, though we can make species go extinct, and this is the bad thing. So I always make the point that you can't say, 'Is it too late?' That is the terrible question, because either answer promotes inaction. If it's too late, you don't need to act; if it's not too late, you don't need to act.

Reincarnation is a story we tell; then in the end it's the story itself that is the reincarnation.

The command to be free is a double bind