Institutio Oratoria
Quintilian
Quintilian. Institutio Oratoria, Volume 1-4. Butler, Harold Edgeworth, translator. Cambridge, Mass; London: Harvard University Press, William Heinemann Ltd., 1920-1922.
What I mean is this: within the limits of one passage and the compass of one emotion we may vary our tone to a certain, though not a very great extent, according as the dignity of the language, the nature of the thought, the conclusion and opening of our sentences or transitions from one point to another, may demand. Thus, those who paint in monochrome
Let us take as an example the opening of Cicero's magnificent speech in defence of Milo. Is it not clear that the orator has to change his tone almost at every stop? it is the same face, but the expression is changed. Etsi vereor, iudices, ne turpe sit,