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.

Tennis is still very successful in spite of itself.

What separates the winners from the losers is that they can deal with doing their best while still coming up short.

Even the poor can be fat in the U.S. That says something about a country. That's how incredible what we have is. But it can also take away incentive.

It's hard for anyone in the 24-hour news cycles that we all live in now to follow something that the first round is played in March and the final finishes in December. I understand the challenges there.

Tennis doesn't encourage any kind of intellectual development.