Sometimes minor details can have a huge impact. If you don't devote 100 percent of your efforts to every detail, you immediately run into difficulties.

Nascar will certainly not be one of my challenges in the future.

I retired simply because I didn't have the passion and motivation anymore, I was tired. At the time I thought, 'Well, I had a great time, there is the end.' At some moment there is the right time to call it an end.

If I didn't even stand a chance of winning races and competing for the title, I don't think I would be that interested in continuing my career.

Once something is a passion, the motivation is there.

Sometimes minor details can have a huge impact. If you don't devote 100 percent of your efforts to every detail, you immediately run into difficulties.

If the sun were made of hamsters, the earth would be incinerated.