Taking your first title is much more complicated and more difficult; it takes years of work - from go-kart to Formula One. The second comes more easily, because you've already got the experience.
Niki LaudaSebastian [ Vettel] can also learn to be more laid-back. It's never too late to learn. He's got some way to go. He's young and will turn out well. I'm not worried about that. He'll raise the bar ever higher.
Niki LaudaIt was the same with Schumacher: the need for the adrenaline rush, to push himself to the limit was always there. So without a Formula One car to race with he went on to do motorcycle racing and other stupid things, and obviously that wasn't enough to keep him happy, so he had a problem to sort out and returning to racing was his answer to the problem.
Niki Lauda