When I was younger, I was a robot. Wind her up and she plays tennis.

You've got to take the initiative and play your game. In a decisive set, confidence is the difference.

Single-mindedness. I hate to say it because I don't think it's the best thing for developing a person, but the single-mindedness - just concentrating in the one area - that's what it takes to be a champion.

The difference is almost all mental. The top players just hate to lose. I think that's the difference. A champion hates to lose even more than she loves to win.

Being famous before you've formed your personality, before you have that self-esteem, is dangerous.

Not every child is cut out for an individual sport.

I'm not an overly ambitious person; I don't feel like I have to excel.