Joe,a Concert Pianist,was Walking Down the Street When He Was

Joe,a concert pianist,was walking down the street when he was struck by Harry,a careless skateboarder,knocking him down and crushing his hand.When Joe sued Harry for his negligence,claiming the loss of income from his profession (he could never play piano again),Harry countered with the defence that there is no way he could have anticipated that the person he was going to hit was a concert pianist.Explain Harry's likelihood of success in raising this defence.