Flying has opened up new horizons for tennis.

If they had rankings in baseball, maybe I would have been able to do the math and figure out my chances of being a professional baseball player versus a tennis player. But that was the decision-maker for me, I just thought I was better in tennis.

I think all of us who kind of live within the sport recognize that Davis Cup certainly could be a little more visible if perhaps there were some adjustments made to it, and it was made a little bit more easy to understand for the fans, if there's a little bit more of a start and finish line.

Fear is an interesting energy that we all have to face. Some people step up and aren't afraid but still come up short. And some would rather cop out: "My shoulder hurts" or "I didn't give it my all." They can sleep at night.

Tennis is still very successful in spite of itself.

You need to look to make a cohesive calendar that makes sense and helps elongate the careers of your players as opposed to shorten them inadvertently.

There are certainly great cities in America that don't have ATP and WTA events. Our fans are very provincial. They want American champions.