Even in a declaration of war one observes the rules of politeness. Otto von Bismarck
Politeness is to human nature what warmth is to wax. Arthur Schopenhauer
Politeness is good nature regulated by good sense. Sydney Smith
It is wise to apply the oil of refined politeness to the mechanism of friendship. Colette
Politeness is organized indifference. Paul Valery
In truth, politeness is artificial good humor, it covers the natural want of it, and ends by rendering habitual a substitute nearly equivalent to the real virtue. Thomas Jefferson
Politeness is a desire to be treated politely, and to be esteemed polite oneself. Francois duc de La Rochefoucauld
The English are polite by telling lies. The Americans are polite by telling the truth. Malcolm Bradbury