The serve is the only thing you know about yourself when you play tennis. If you make it right, you make it right. Nobody can touch you when you serve. Nobody can disturb you. You have the ball in the hand.
With everything else that would swirl around me when I got involved in it, tennis was my main concern.
Game, set, match equals tennis. Set, match, run equals arson.
There is no relief at it being over. There is the joy of winning it.
With all the injury problems we have in men's tennis at the moment, I'm happy to still be standing.
The roughest thing I ever said to an umpire was, 'Are you sure?'
If you screw things up in tennis, it's 15-love. If you screw up in boxing, it's your ass.
I only ever run when there's some point to it - say, if it's in a game of tennis.
You have to want to play it all day, every day to get to the top.
I was a gypsy, living a carefree life of ponies and tennis.
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.
Ninety percent of my game is mental. It's my concentration that has gotten me this far.
The fifth set is not about tennis, it's about nerves.
When I retired from tennis I wanted to do other things with my life.
Tennis is all about mental toughness, and you have to keep your head in the game. I make time to relax away from competition pressures, travel and intense training schedules to make sure I'm looking after myself. Taking time out with family and friends helps to maintain the work-life balance everyone needs.
I'm not worried about the weekend, I'm worried about Saturday.
People wrote me off, but I believed in myself. I got the confidence back, and it grew and grew. I won my first major and my last at the place that changed my life.
I just try to concentrate on concentrating.
She [Dokic] left the court with a face as long as thunder.
I just wanted to play tennis. I started because I wanted to pick up another sport and then as I was slowly getting better I wanted to see how far I can go but I always wanted to be myself. I wanted to be original. I didn't want to copy anybody's style.
When you have confidence, you can do anything.
There are many moments during a match when you are tense, wrestling with yourself. Tennis is a lesson in self-control.
Tennis is like marrying for money. Love means nothing.
All I cared about in tennis was winning.
Choking is being in a position to win, and then experiencing some critical failure of nerve or spirit. That never happened to me. And I can't help but think it was because I was never afraid to lose.