Discourses, "That We Ought with Caution to Enter Into Familiar Intercourse with Men" (§2)

“Why then are they more powerful than you? Because they utter these useless words from their real opinions; but you utter your elegant words only from your lips; for this reason they are without strength and dead, and it is nauseous to listen to your exhortations and your miserable virtue, which is talked of everywhere (up and down).”