The good guest is almost invisible, enjoying him or herself, communing with fellow guests, and, most of all, enjoying the generous hospitality of the hosts.

Never say "Au revoir" unless you have been talking French, or are speaking to a French person.

A lady never asks a gentleman to dance, or to go to supper with her.

Custom is a mutable thing; yet we readily recognize the permanence of certain social values. Graciousness and courtesy are never old-fashioned.

Never think, because you cannot write a letter easily, that it is better not to write at all. The most awkward note imaginable is better than none.

Jealousy is the suspicion of one's own inferiority.

Never do anything that is unpleasant to others.