[20] And besides, the bad man runs about through the market-place, and theatres, and courts of justice, and council halls, and assemblies, and every meeting and collection of men whatever, like one who lives with and for curiosity, letting loose his tongue in immoderate, and interminable, and indiscriminate conversation, confusing and disturbing every thing, mixing up what is true with what is false, what is unspeakable with what is public, private with public things, things profane with things sacred, what is ridiculous with what is excellent, from never having been instructed in what is the most excellent thing in season, namely silence.