Institutio Oratoria
Quintilian
Quintilian. Institutio Oratoria, Volume 1-4. Butler, Harold Edgeworth, translator. Cambridge, Mass; London: Harvard University Press, William Heinemann Ltd., 1920-1922.
For it will often be expedient for the parties to place different points first; otherwise the pleading would always be determined by the good pleasure of the prosecution. Finally, in a case of mutual accusation, [*](cp. III. x. 4. ) where both parties have to defend themselves before accusing their antagonist, the order of everything must necessarily be different. I shall therefore set forth the method adopted by myself, about which I have never made any mystery: it is the result in part of instruction received from others, in part of my own reasoning.