All top players are the same strokewise, but mentally I can improve and that's where it's at for top players.

I've been active in animal rights and all kinds of environmental stuff and children's charities over the years.

Security used to be an inconvenience sometimes, but now it's a necessity all the time.

The tennis ball doesn't know how old I am. The ball doesn't know if I'm a man or a woman or if I come from a communist country or not. Sport has always broken down these barriers.

Changes made to please others are unrealistic, but more important, they're unfair to you.

The better I get, the more I realize how much better I can get.

If it feels right in your gut, this is who you are, this is what you do, this is what you feel, then don't hide that. You just stick to it and the world will catch up.