While he was uttering these words, and for a few seconds after he had uttered them, M. de Norpois was still in the same position as anyone else who, hearing me speak of Swann as an intelligent man, of his family as respectable stockbrokers, of his house as a fine house, imagined that I would speak just as readily of another man equally intelligent, of other stockbrokers equally respectable, of another house equally fine; it was the moment in which a sane man who is talking to a lunatic has not yet perceived that his companion is mad. M. de Norpois knew that there was nothing unnatural in the pleasure which one derived from looking at pretty women, that it was a social convention, when anyone spoke to you of a pretty woman with any fervour, to pretend to think that he was in love with her, and to promise to further his designs.