Never argue with a fool, onlookers may not be able to tell the difference. – Author unknown, attributed to Mark Twain

Watch your own speech, and notice how it is guided by your less conscious purposes… – George Eliot, “Borne Along by the Tide,” The Mill on the Floss, 1860

Now, you indicate to me that you really see that as communication going back and forth rather than simply individual expression. But communication is assumed to be a dialogue between people, not two monologues. – Quoted in Howard Stein, A Time to Speak, 1974 [See also above quotes. —t&#

Keep your words soft and tender because tomorrow you may have to eat them. – Author Unknown