The demagogue succeeds
because he makes himself understood,
even if he is not worth understanding.

But the mystagogue succeeds
because he gets himself misunderstood;
although, as a rule,
he is not even worth misdunderstanding.

quoted from
Chesterton, Demagogues and Mystagogues (1915)
Farnsworth's Classical English Rhetoric
by Ward Farnsworth
copyright 2011