I've never felt scared of flight, ever. It's really weird. I don't know. They stick a gin and tonic in your hands and I just think, "Life is good!"

People think of science like somehow that's the answer, and that it's all about right answers, but science is a lens that we look at the world through.

Yeah. Science doesn't end. That's the one thing I learned. People think of science as spitting out right answers, and that's it. It's always under review.

Statistically, 2012 was the safest year to travel on a plane, in the history of aviation. Not one major passenger plane crashed. It's pretty amazing. And when you see them being taken apart and you see the work that goes into keeping those things in the air, you think, "Wow!"

Everything that we know now will be changed in 10 years time.

I love being in America. I love America. I absolutely adore working in America. I'm at my happiest when I'm in the States.

If you go through life and actually get to find out the thing you want to do, you're very lucky.