Find something that you're really interested in doing in your life. Pursue it, set goals, and commit yourself to excellence. Do the best you can.
If you can react the same way to winning and losing, that's a big accomplishment. That quality is important because it stays with you the rest of your life, and there's going to be a life after tennis that's a lot longer than your tennis life.
Not every child is cut out for an individual sport.
I think team sports probably teach you more about giving - about being unselfish and being flexible.
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.
If I win several tournaments in a row, I get so confident I'm in a cloud. A loss gets me eager again.