I never thought about blowing my horn in a tunnel. Until I saw a sign saying it was forbidden. Now every time I go through a tunnel, that’s all I want to do. My wife, who has far more common sense than I do, acts as the good spirit on my shoulder and makes sure I don’t make a total ass of myself. But your point is well made: one of the quickest ways to get people to do something is to tell them they can’t