Harrison Ford

We're all interconnected. For example, a simple lack of fresh water can lead to population dislocation, which can lead to political radicalization, which can lead to great pressure on the states that receive refugees because of a migrating population.

On the first 'Indiana Jones' movie, I tore an ACL in one of my knees - can't remember which knee. The scene in which I was fighting the big German mechanic on an airplane called a flying wing, I was run over by the landing gear and injured my knee, but I can't remember which one it was. Lots of bumps and injuries along the way.

Computers and computing are all around us. Some computing is highly visible, like your laptop. But this is only part of a computing iceberg. A lot more lies hidden below the surface. We don't see and usually don't think about the computers inside appliances, cars, airplanes, cameras, smartphones, GPS navigators and games.

Because of my Asian-ness, I couldn't be anonymous - what I said, what I ate, what I did at the weekend were startlingly different to what everyone else did. I was also a performer, quick and chameleon-like, good at accents, so that made me stand out.