I still break racquets, but now I do it in a positive way.

Ivan Lendl's never going to be a great player on grass. The only time he comes to the net is to shake your hand.

Its fun to be there with the guys, to practice with them, arrange the balls, do this, do that, but when you play you can get some of this nervousness out of your system.

When I started in my career, my sister was very sick so I play for her because we didn't have money.

With me, you never know what is going to happen

When you are winning too much, sometimes you think you should never lose again. I am learning to lose.

After I won a match at a tournament I tried to repeat everything I did the day I won. Before my next match, I ate the same food, I went to the same restaurant etc. Sometimes it got very boring.