People say I'm around because I have a lot of heart, but I know all the heart in the world couldn't have helped me if I wasn't physically fit.

People say I'm around because I have a lot of heart, but I know all the heart in the world couldn't have helped me if I wasn't physically fit.

[In the modern game] you're either a clay court specialist, a grass court specialist or a hard court specialist... or you're Roger Federer...

I think my greatest victory was every time I walked out there, I gave it everything I had. I left everything out there. That's what I'm most proud of. I can't go win Wimbledon anymore, so if what I've done in the past is not good enough, let it go. Because I'm certainly not sitting around thinking about it.

When you're hot, anything can happen.

From where we lived, to practise in St Louis was an hour-and-a-half drive each way, so that took a lot of the time. So really, our lives just took different paths.

Greatest thing in life: Winning a tennis match. Second greatest thing in life: Losing a tennis match