I am very lucky because when I come back home, I have a completely normal life. I can relax, playing golf, fishing - doing what I want. I know when I finish a tournament, I am going to relax at home.

If you are healthy, you can work. If you can work, then the chances of success are higher.

The US player Andy Roddick reaches speeds of 220 kilometers per hour when he serves. If I train with him every day, I will later be at an advantage against a player whose service crosses the net at 190 kilometers per hour.

I am very lucky because when I come back home, I have a completely normal life. I can relax, playing golf, fishing - doing what I want. I know when I finish a tournament, I am going to relax at home.

I doubt about myself. I think doubts are good in life. The people who don't have doubts I think only two things-arrogance or not intelligence.

I was shy when I was a kid, I was very shy, but now I think I've improved a lot. I can speak OK with the media and with the people. My English is still bad but I feel a little bit better now than before.

I play each point like my life depends on it.