Institutio Oratoria

Quintilian

Quintilian. Institutio Oratoria, Volume 1-4. Butler, Harold Edgeworth, translator. Cambridge, Mass; London: Harvard University Press, William Heinemann Ltd., 1920-1922.

while their opponents would be best suited by another. For these rules have not the formal authority of laws or decrees of the plebs, but are, with all they contain, the children of expediency.

I will not deny that it is generally expedient to conform to such rules, otherwise I should not be writing now; but if our friend expediency suggests some other course to us, why, we shall disregard the authority of the professors and follow her.

For my part above all things

  1. This I enjoin and urge and urge anew
Verg. Aen. iii. 436.
that in all his pleadings the orator should keep two things constantly in view, what is becoming and what is expedient. But it is often expedient and occasionally becoming to make some modification in the time-honoured order. We see the same thing in pictures and statues. Dress, expression and attitude are frequently varied.