5 Success lessons from Roger Federer
Roger Federer (born 8 August 1981) is a Swiss professional tennis player. He is ranked No. 9 in the world by the Association of Tennis Professionals (ATP). He has won 20 Grand Slam men’s singles titles, an all-time record shared with Rafael Nadal and Novak Djokovic. Federer has been world No. 1 in the ATP rankings a total of 310 weeks – including a record 237…