If you don't want to practice, unless you have a hard-nosed coach, you don't have to.

You can drill down on where hunger comes from and figure it out from there, but there absolutely has to be a sense of urgency if you're going to play tennis because you're the team - there's no one for you to rely on but yourself.

The dumber you are on court, the better you're going to play.

One of Nadal’s strengths is that he’s so humble, that he’s surprised at what he has achieved, and that he has never bought into his greatness.

I am there to play tennis and represent the U.S., but I'm also aware that not everyone's going to be able to think that way.

Unbelievable, yet, what else could it be?

You have to look at each tie and look at what your options are.