Institutio Oratoria
Quintilian
Quintilian. Institutio Oratoria, Volume 1-4. Butler, Harold Edgeworth, translator. Cambridge, Mass; London: Harvard University Press, William Heinemann Ltd., 1920-1922.
Now it is obvious that all such charges are brought against that type of rhetoric with which neither good men nor virtue herself will have anything to do; since if a case be based on injustice, rhetoric has no place therein and consequently it can scarcely happen even under the most exceptional circumstances that an orator, that is to say, a good man, will speak indifferently on either side.
Still it is in the nature of things conceivable that just causes may lead two wise men to take different sides, since it is held that wise men may fight among themselves, provided that they do so at the bidding of reason. I will therefore reply to their criticisms in such a way that it will be clear that these arguments have no force even against those who concede the name of orator to persons of bad character. For rhetoric is not self-contradictory.
The conflict is