No one changes the world who isn't obsessed

When people tell you not to believe in your dreams, and they say "Why?", say "Why not?"

Pressure is a privilege it's what you do with it that matters.

I think self awareness is probably the most important thing towards being a champion.

Tennis is a perfect combination of violent action taking place in an atmosphere of total tranquility.

Ever since that day when I was 11 years old, and I wasn’t allowed in a photo because I wasn’t wearing a tennis skirt, I knew that I wanted to change the sport.

It’s just really important that we start celebrating our differences. Let’s start tolerating first, but then we need to celebrate our differences.

The trouble with being number one in the world – in anything- is that it takes a certain mentality to attain that position, and that is something of a driving, perfectionist attitude, so that once you do achieve number one, you don’t relax and enjoy it.

Female athletes are stereotyped by the general population – and usually as homosexuals.

Ladies, here’s a hint. If you’re up against a girl with big boobs, bring her to the net and make her hit backhand volleys. That’s the hardest shot for the well-endowed.