When I met Jay-Z and Beyonce I was in awe, stuttering like crazy. This guy grew up in the projects and he and Beyonce are a billionaire couple. The empires they've built, affecting so many lives, is unbelievable.

It's good to bring a different feel to tennis, and that's what I feel like I bring. I bring a different feel, a different swagger to tennis. I'm very easygoing, and very nonchalant, it looks like, when I'm out there - I've got a little strut, and I like that.

I'm a pretty good problem solver.

To get a former player that has been there and has that extra intel. Jose Higueras is a great coach for that and a great person as well.

It's Roger Federer - this guy has about a million Grand Slams and done everything.