If you look at winners of the Nobel Prize in biology, you'll find a fair smattering of people who don't know how to work a pipette.

Ever since we invented fire and the wheel, we've been demonstrating both our ability and our inherent desire to fix things that we don't like about ourselves and our environment.

Most scientists will get serious media exposure about twice in their entire career. And they'll get that because they've actually done an experiment that was interesting.

Celebrating the future is about celebrating a better world: a world in which everyone's life is easier and their health is maintained longer. It’ll be a life where there’s more time for leisure - for enriching each other’s lives rather than just running to stand still. In other words, more holiday time! So a holiday is absolutely the appropriate way to help us focus on it and make it a reality soon.

If changing our world is playing God, it is just one more way in which God made us in His image.

What I actually wanted to do with my life is make a difference to the world. That led me into science very quickly.

There is no difference between saving lives and extending lives, because in both cases we are giving people the chance of more life.