It's very expensive to be a professional tennis player with all the travel and the flights and the hotels and everything.

It's very expensive to be a professional tennis player with all the travel and the flights and the hotels and everything.

One day my dad would say 'OK if you want to play tennis I can help you out.' And that's how it started. And I had a goal. I wanted to beat my mom first. And my parents and my brother. And that was the ultimate goal.

One day my dad would say 'OK if you want to play tennis I can help you out.' And that's how it started. And I had a goal. I wanted to beat my mom first. And my parents and my brother. And that was the ultimate goal.

My dad has always been my coach. And I've spent so much time with him. So he's one of my best friends. And I can talk to him about everything.

My dad has always been my coach. And I've spent so much time with him. So he's one of my best friends. And I can talk to him about everything.