I don't know how many years I can still play. I have to listen to my body and see how it feels.
Nobody says if you hit No. 2 in the world you have to win all your matches.
I've played in a lot of big matches and you learn from them.
After four knee surgeries and hundreds of shots injected into my knee weekly to alleviate swelling and pain, my body is begging me to stop the pounding.
I would prefer to have no money but to have a nice family and good friends around.
If I have children, after school they'll always feel happy energy in the home.