Never visit someone who is not family just before bed time or before they get out of bed in the morning.
Never, stop someone who appears in a hurry.
Never, when you see two people engaged in conversation stop and interject yourself into their conversation.
Never, start talking to someone who is trying to read the newspaper.
Never, tell long stories of which you are the hero at the end.
Never, inconvenience people by coming late to church, theatre or lecture.
Never, talk when others are singing or doing anything else for Your amusement, and Never the instant they have finished begin to talk about a different topic.