Book 11
1.81
It is also an ugly habit to protrude the lips, open them with a sudden smack, It is hard to distinguish between scindere and didurere. I have adopted a suggestion of Spalding's. compress them, draw them apart and bare the teeth, or twist them awry to one side till they almost reach the ear, or to curl them in scorn, or let them droop, or allow the voice to escape only on one side. It is also unbecoming to lick or bite them, since their motion should be but slight even when they are employed in forming words. For we must speak with the mouth rather than the lips.
1.82
The neck must be straight, not stiff or bent backward. As regards the throat, contraction and stretching are equally unbecoming, though in different ways. If it be stretched, it causes strain as well, and weakens and fatigues the voice, while if the chin be pressed down into the chest it makes the voice less distinct and coarsens it, owing to the pressure on the windpipe.
1.83
It is, as a rule, unbecoming to raise or contract the shoulders. For it shortens the neck and produces a mean and servile gesture, which is even suggestive of dishonesty when men assume an attitude of flattery, admiration or fear.
