Children want the challenge of difficult tasks - just look how much better they are than their parents on a computer.

When I started off, I was working in a shed behind my house. All I had was a drill, an electric drill. That was the only machine I had.

My interest in film is sort of catholic - apart from science fiction and horror movies, I'll watch almost everything.

The computer dictates how you do something, whereas with a pencil you're totally free.

Engineers are behind the cars we drive, the pills we pop and the way we power our homes.

Success is made of 99% failure.

You need a stubborn belief in an idea in order to see it realised.