Manners require showing consideration of all human beings, not just the ones to whom one is close.

Only a person who considers himself too good for you is good enough.

Chaperons, even in their days of glory, were almost never able to enforce morality; what they did was to force immorality to be discreet. This is no small contribution.

Charming villains have always had a decided social advantage over well-meaning people who chew with their mouths open.

Should you happen to notice that another person is extremely tall or overweight, eats too much or declines convivial drinks, has red hair or goes about in a wheelchair, ought to get married or ought not to be pregnant -- see if you can refrain from bringing these astonishing observations to that person's attention.

If written directions alone would suffice, libraries wouldn't need to have the rest of the universities attached.

Manners require showing consideration of all human beings, not just the ones to whom one is close.