I am No. 8 in the world. I am not No. 100.

It should not be a child's only goal to become the best player in the world. That would be a bad, a harmful attitude.

It's more a tennis problem than a mental problem. The transition is difficult. It depends how much time you have. Playing on grass can sometimes be a bit of a lottery.

Is always the motivation to play better and better. But I think we are in a very good way to keep winning matches. That's most important thing for me.

Every girl has her own character, every boy his own mind.

I think I am a complete player. I can play well on all the surfaces. For me, the clay might be easiest, but I am not a specialist on clay.

The young athletes are supposed to mature, to improve their personality.