Note (25) — BOOK VIII.
James Greive translation
25. That even frequent speaking, by the motion of the mouth, hurts the nerves of the temples.) This is according to the reading of Linden and Almeloveen. The old editions have adeo ut sermo quoque frequens motu oris per nervos lædat; that is, that even frequent speaking, by the motion of the mouth by the nerves, hurts. See Morgagni, ep. v. p. 130.