Former World No.4 Anke Huber says having well-behaved athletes like Rafael Nadal and Roger Federer is good, but the game would get boring without outbursts of passion. Nadal and Federer have always been almost perfect role models and ambassadors of the game.Although Huber likes it when a player shows passion and emotion, she admitted that Alexander Zverev went too far in Acapulco. “I was very emotional on court but I never projected that on the referee, only on myself, John McEnroe and Jimmy Connors used to make it quite normal for the referee to be attacked,” Huber told Eurosport Germany, as quoted …