I am not a monster. I'm not all bad. Maybe 10 percent. I think I'm 90 percent good.
My greatest strength is that I have no weaknesses.
The important thing is to learn a lesson every time you lose.
If, in a few months, I'm only number 8 or number 10 in the world, I'll have to look at what off-the-court work I can do. I will need to do something if I want to be number 1.
Tennis is a funny game; unbelievable highs and the lows are just as low.
There's something deeply satisfying when it succeeds, but I'm not going to do another book just to put my name on something and make some money if it's not something I deeply care about.