The river of my title is a river of DNA, a river of information, not a river of bones and tissues

If you want to do evil, science provides the most powerful weapons to do evil; but equally, if you want to do good, science puts into your hands the most powerful tools to do so

You can never be absolutely certain that anything doesn't exist. But you can show that it's unlikely.

I personally would consider it to be an honour to be fossilized.

If you're an atheist, you know, you believe, this is the only life you're going to get. It's a precious life. It's a beautiful life. Its something we should live to the full, to the end of our days. Where if you're religious and you believe in another life somehow, that means you don't live this life to the full because you think you're going to get another one. That's an awfully negative way to live a life. Being a atheist frees you up to live this life properly, happily and fully

My thoughts, my beliefs, my feelings are all in my brain. My brain is going to rot.

The fear of Hell is a very powerful motivation.