Institutio Oratoria
Quintilian
Quintilian. Institutio Oratoria, Volume 1-4. Butler, Harold Edgeworth, translator. Cambridge, Mass; London: Harvard University Press, William Heinemann Ltd., 1920-1922.
There are even some who are captivated by the shams of artifice and think that there is more beauty in those who pluck out superfluous hair or use depilatories, who dress their locks by scorching them with the curling iron and glow with a complexion that is not their own, than can ever be conferred by nature pure and simple, so that it really seems as if physical beauty depended entirely on moral hideousness.
It will, however, be the duty of the rhetorician
I will venture to say that this particular form of exercise, if diligently pursued, will teach learners more than all the text-books of all the rhetoricians: these are no doubt of very considerable use, but being somewhat general in their scope, it is quite impossible for them to deal with all the special cases that are of almost daily occurrence.