In 1824, at the last opera ball of the season, several masks were struck by the beauty of a youth who was wandering about the passages and greenroom with the air of a man in search of a woman kept at home by unexpected circumstances. The secret of this behavior, now dilatory and again hurried, is known only to old women and to certain experienced loungers. In this immense assembly the crowd does not trouble itself much to watch the crowd; each one's interest is impassioned, and even idlers are preoccupied.