When in doubt, think like a kid because a kid doesn't think about all the reasons why not. A kid just does, falls on his face, and gets back up with a little more balance.

Tennis is a messed-up game because it really is all about the mind. Sure, you need to know how to hit the ball and be in shape, but after that, it's all about the neurons in your brain. 

Life isn't all about results, and when you reflect on good memories, they're rarely an outcome you go back to. It's usually some funny, useless thing that happened at a truck stop along the highway. 

Always do the things you can't repeat. That's what my father always told me, so when my best friend asked me to be the best man at his wedding in Oregon, I knew I had to be there.

While bombs dropped from the sky in Serbia during the nineties, Novak Djokovic dreamed of winning Wimbledon one day. So it's no wonder he said his most significant accomplishment in life is having an open mind.

Somewhere in Brooklyn, a secret tennis club dating back centuries lives. The place is magical because it's a living contradiction filled with people who share one thing in common. Their love for tennis.