I don't care who you are, you're going to choke in certain matches. You get to a point where your legs don't move and you can't take a deep breath. You start to hit the ball about a yard wide, instead of inches.
The world over - 50 million children start playing tennis, 5 million learn to play tennis, 500,000 learn professional tennis, 50,000 come to the circuit, 5000 reach the grand slam, 50 reach Wimbledon, 4 to semi final, 2 to the finals, when I was holding a cup I never asked GOD 'Why me?'. And today in pain I should not be asking GOD 'Why me?'
Throughout my formal education I spent many, many hours in public and school libraries. Libraries became courts of last resort, as it were. The current definitive answer to almost any question can be found within the four walls of most libraries.