Institutio Oratoria
Quintilian
Quintilian. Institutio Oratoria, Volume 1-4. Butler, Harold Edgeworth, translator. Cambridge, Mass; London: Harvard University Press, William Heinemann Ltd., 1920-1922.
take for example the statement
Crates on seeing an ill-educated boy, beat his paedagogus,or a very similar example which they do not venture actually to propose as a theme for a moral essay, but content themselves with saying that it is of the nature of such a theme, namely
Milo, having accustomed himself to carrying a calf every day, ended by carrying it when grown to a bull.All these instances are couched in the same grammatical form [*]( The sense is not clear: it appears to refer to the stereotyped form in which the chria was couched. ) and deeds no less than sayings may be presented for treatment.