Politeness (n.) is a roguish and cheerful vice.
Politeness (n.) is mimicry: the animal adapting its colouring to its surroundings so as to elude pursuers and be favoured in the hunt.
Politeness (n.) the last cardinal virtue works only if the other is a degree more or less polite than I am, otherwise the salve not only soothes but sticks us together.
Politeness (n.) is sometimes timidity carrying a biscuit for Cerberus, convinced that everyone is Cerberus.
Politeness (n.) is one of the greatest virtues; letting oneself go — even through freedom of press and thought — makes the spirit comfortable and doltish.