I can't become satisfied, because if I get satisfied, I'll be like, "Oh, I've won Wimbledon, I've won the U.S. Open. Now can I relax." But now people are really going to be fighting to beat me.
Serena WilliamsI always say that when I'm playing well, no one can beat me. I'm not just saying that to sound full of myself or anything, but it's true.
Serena Williams