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

[In my home workshop,] generally I'm mending things, which is interesting because you learn a lot about why they broke.

Engineering is treated with disdain, on the whole. It's considered to be rather boring and irrelevant, yet neither of those is true.

I made 5,127 prototypes of my vaccum before I got it right. There were 5,126 failures. But I learned from each one. That’s how I came up with a solution. So I don’t mind failure.

We have to change our culture so you can create wealth from making things and don't just try to make money out of money

Don't listen to experts.

At school, I enjoyed playing the bassoon. I was in the orchestra and played the melody when the other boys sang hymns at prayers time.