If I had to choose one man to play for my life, it would be Nadal.

Tennis is still very successful in spite of itself.

Many books have been written about what the X-factor is, what separates people who win big matches versus those who struggle. Some of it's innate, but there's a piece of it that's learned, embracing those moments.

When your four biggest tournaments all operate relatively independently, and the ATP and WTA tour operate independently, and you have Davis Cup and Fed Cup that operate independently, it makes it a tough message.

Tennis is more than just shots. It's about being clutch and beating the people on the other side of the net.

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.

Us going out there and performing our best. That's how I define success. I'm not going to define it for us by the wins and the losses as much as by the effort and how we handle ourselves.