I'm obsessive. I want to know the answer to how good I am. Most people aren't.

I don't even have my own computer.

If you work hard in real life, people tend to get in your way - either from inertia or prejudice - and they stop you achieving things. It's the worst thing about real life compared with sports, where you generally get what you deserve: if you're the fastest guy, you win; there are no other games being played.

Sport fosters many things that are good; teamwork and leadership.

I'm obsessive. I want to know the answer to how good I am. Most people aren't.

We crave instant success these days. If you are a really good sprinter and long jumper, you don't want to spend two or three years on a whole new set of events. You're used to doing well and it's difficult to give that up.

I've still got a small fitness and conditioning business where I travel round the world doing stuff for individuals and corporations, mainly fitness training.