there are two ways of speaking an audience will always like: one is, to tell them what they don't understand; and the other is, to tell them what they're used to.
George Eliot (1866). “Felix Holt: The Radical”, p.77
there are two ways of speaking an audience will always like: one is, to tell them what they don't understand; and the other is, to tell them what they're used to.