My first U.S. Open I think was just very special for me because that was sort of the beginning of what was a 'Cinderella' story for me.
Once you've been number one, you can never be satisfied with less.
When I was younger, I was a robot. Wind her up and she plays tennis.
Cats are peaceful and tranquil - they bring calmness with their serene personalities.
Training the body to obey the mind as I have done differs from the more conventional method of getting the mind to obey the body.
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.