I wanted to be an Olympic champion and I didn't care about the goings-on around me. In my heart and with all of my soul I was ready, willing and I was very able. I had a deadly sense of self-belief. I'd go to another level and say I had a deadly sense of self-conviction where you can say whatever you want, you can do whatever you want but you're not going to touch me.

Being a scientist is about resilience because science is exploring the unknown, just as an immigrant is exploring the unknown. In both, you are on an uncertain journey and you have to find your own North Star.

Literally can not tell up from down. It's the craziest feeling ever. Not having an inch of control over your body. What's even scarier is since I have no idea where I am in the air, I also have NO idea how I am going to land. Or what I am going to land on. Head/hands/feet back…

Well, yes, no, I certainly visualise … it was really … I had to have a very good idea of the geometry – that was crucial. Spacetime geometry so it's not three dimensions, you have to think of the whole four dimensional spacetime, and I get sort of used to thinking about four dimensions and using various tricks to get the picture properly. I do most of my thinking in visual terms, and I'm a very visual thinker rather than writing down equations.

And I said, “You know, it does sound silly, and it does sound as if I’m doing it just for my own fun.” And she said, “You have an obligation to do the best you can with whatever you’ve got. And if you like to do a sport, and you can do part of it well, that’s a way of expressing what God gave you.”