For years Andy Roddick has been told he's not big and strong enough to be a successful tennis player. We love his response: "If you ever think you're too small to be effective, you've never been in a room with a mosquito.
Roger Federer (born 8 August is a Swiss professional tennis player who, as of July is ranked World No. 5 by the ATP. Many commentators and former and current players regard Federer as the greatest tennis player of all time.