WHAT!?!? This is complete BS! Nadal has no idea what he is talking about. He should read TTW threads more often and listen to the basement experts here. They know exactly whats up, because seeing an ATP event once 15 years ago and watching Youtube tennis videos gives one perfect perspective on the world of professional tennis.
Throughout your life advance daily, becoming more skillful than yesterday, more skillful than today. This is never-ending. - Hagakure