I think science is a foreign land for many people, so I think of my role as an ambassador's job.

If you can make yourself symmetrical, you're sending out a sign that you've got good genes, you've got a good upbringing and therefore you'll make a good mate.

Theory is needed to tell you where to look.

Its my belief that you can take everyone down a logical path if you take them slowly enough, and the trouble is that mathematical brains can get scrambled a little bit on the way. You get a bad teacher, it messes you up for the rest of the journey.

The power of mathematics is often to change one thing into another, to change geometry into language.

The point is with good maths skills you have just wonderful opportunities and if you don't have good maths skills, there are just so many things that you won't be able to do.

I think my primary audience is in some sense an adult audience, because I think that will then have a knock-on effect for children.