"When did you have occasion to learn Norwegian? I suppose I might; are you asking?" What would it be like to work with only one student, NEWT level, who wasn't likely to commit 'harmless jokes' on his desk or explode things more than once a month? "I believe she'd be pleased to have more company," he mentions. With a flash of not-humor-at-all, "After all, the woman invited me into her home; she must be desperate."