Everybody thinks himself so well supplied with common sense that
even those most difficult to please. . . never desire more of it
than they already have.
-- Rene Descartes
It is well to know something of the manners of various
people in order more sanely to judge our own, and that we do
not think that everything against our modes is ridiculous, and
against reason, as those who have seen nothing are accustomed
to think....