If you didn't have patents, no one would bother to spend money on research and development. But with patents, if someone has a good idea and a competitor can't copy it, then that competitor will have to think of their own way of doing it. So then, instead of just one innovator, you have two or three people trying to do something in a new way.

All our engineers are designers and all our designers are engineers.

I learned that the moment you want to slow down is the moment you should accelerate.

Design and technology should be the subject where mathematical brainboxes and science whizzkids turn their bright ideas into useful products.

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.

If you invent something, you're doing a creative act. It's like writing a novel or composing music. You put your heart and soul into it, and money. It's years of your life, it's your house remortgaged, huge emotional investment and financial investment.

Don't listen to experts.