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.

You look back and you remember the good, the bad and the ugly.

I grew up in a very strong, nuclear family. My father was a sportsman. He represented South Africa in a couple of sports, so he was a very positive person and someone who encouraged you to be your best and give your best with everything that you do.

I used to bring my sketchbook to gym class and doodle, because I am a very uncoordinated athlete.

A lot of people thought you couldn't be a top-level athlete as a vegan, but people like Mac Danzig and Jake Shields are proving that's wrong. And it's better for me as a performer.

I went to Japan to experience a new culture, and I would recommend that any footballer does that. But the main reason I went was to play football.