But German Finance Minister Wolfgang Schaeuble, a guest on the show, shook his head. "It can't be right that someone can vote several times, and others only once." Di Lorenzo, who has a master's degree in political science, insists he was unaware of the rule. "If I'd known, I wouldn't have done it and of course I wouldn't have spoken about it on the programme," he was later quoted saying . "I'm truly sorry."