And there is monologue disguised as dialogue, in which two or more men, meeting in space, speak each with himself in strangely tortuous and circuitous ways and yet imagine they have escaped the torment of being thrown back on their own resources. – Martin Buber (1878—1965), translated from German

Among my most prized possessions are words that I have never spoken. – Orson Rega Card

A dog is not considered a good dog because he is a good barker. A man is not considered a good man because he is a good talker. – Author Unknown

As a matter of fact, have you never noticed that most conversations are simply monologues delivered in the presence of a witness? – Margaret Millar, The Weak-Eyed Bat, 1942