I think fans of the sport have a good understanding now of how fit Formula One drivers need to be.

I need to develop a car and engineer a car in a position that feels comfortable for me, and I don't think anyone can do a better job than I can in that position. The problem for me is if I can't get the car there I do struggle more than some.

My school reports always used to point out that my concentration levels were appalling. I never listened in class because I was always daydreaming about racing. I never thought for a moment about doing anything else. There was no guarantee that I'd make a career in it but I never had any plan B.

I've spent as much as 30 grand on a watch but it's not about flaunting my wealth. I don't have many extravagances but watches are my biggest one. I must have 30 of them now. I've been collecting since the age of nine, when I won a black TAG in a karting event.

Resources and money can change people's lives today, where legislation can take years - up to 10, 15 years sometimes before it really, really impacts people.

In Africa, those who have money - businessmen and banks - do not believe in film.

I think the idea of getting money out of politics is critical.

For me, it's about the tennis and the trophies. I'm not motivated by money.