Institutio Oratoria
Quintilian
Quintilian. Institutio Oratoria, Volume 1-4. Butler, Harold Edgeworth, translator. Cambridge, Mass; London: Harvard University Press, William Heinemann Ltd., 1920-1922.
Such are the instruments of which I promised [*](Pr. 22 and xii. Pr. 4. ) to give account, the instruments, that is, not merely of the art, as some have held, but of the orator himself. These are the weapons that he should have ready to his hand, this the knowledge with which he must be equipped, while it must be supplemented by a ready store of words and figures, power of imagination, skill in arrangement, retentiveness of memory and grace of delivery. But of all these qualities the highest is that loftiness of soul which fear cannot dismay nor uproar terrify nor the authority of the audience fetter further than the respect which is their due.
For although the vices which are its opposites, such as arrogance, temerity, impudence and presumption, are all positively obnoxious, still without constancy, confidence and courage, art, study and proficiency will be of no avail. You might as well put weapons into the hands of the unwarlike and the coward. It is indeed with some reluctance,