Institutio Oratoria
Quintilian
Quintilian. Institutio Oratoria, Volume 1-4. Butler, Harold Edgeworth, translator. Cambridge, Mass; London: Harvard University Press, William Heinemann Ltd., 1920-1922.
Nor for that matter must he ape the vices of the
v1-3 p.185
drunkard, or copy the cringing manners of a slave, or learn to express the emotions of love, avarice or fear. Such accomplishments are not necessary to an orator and corrupt the mind, especially while it is still pliable and unformed. For repeated imitation passes into habit.