When you walk the track and you see a corner and realise you were going round it at 160mph, you wonder who could be so stupid to take a corner at that speed. But in the car, you don't even think about that.

I'm very proud to be the first winner of the Indian Grand Prix, but then on the other hand we recently lost two of our mates. I didn't know Dan Wheldon, but he was big in motorsport, and then this year I got to know Marco Simoncelli, so our thoughts are with them at the moment.

You can't change what happened. But you can still change what will happen.

Never lift. Never stop believing.

There are some things that you can fulfil with money, but at the end of the day these are not the things that make you happy. It is the small things that make life good.

When you walk the track and you see a corner and realise you were going round it at 160mph, you wonder who could be so stupid to take a corner at that speed. But in the car, you don't even think about that.

I come from an ordinary family - my dad is a carpenter, a roof-maker - and we've always loved racing together.