Breakfast is the one meal at which it is permissible to read the paper.
Do not smoke without asking permission or sit so near (as in a train) that the smoke might annoy.
Do not speak of repulsive matters at table.
The modern rule is that every woman should be her own chaperon.
The best-dressed women I know pay very little attention to the picayune aspects of fashion, but they have a sound understanding of style.
Good manners have much to do with the emotions. To make them ring true, one must feel them, not merely exhibit them.