Coaches are very important to players. They're people that are mentors, people that are advising them, people that should be their friends and somebody you can rely on on the tour.

Nobody actually played tennis in my family.

It has been the best thing that has ever happened in my life.

I want the same thing I've wanted since I was 7 years old. I want to be No. 1.

As a kid I was creative.

I've had my ups and downs in my private life.

I had a unique privilege to have a good start in life and a chance to develop my talents.