Institutio Oratoria
Quintilian
Quintilian. Institutio Oratoria, Volume 1-4. Butler, Harold Edgeworth, translator. Cambridge, Mass; London: Harvard University Press, William Heinemann Ltd., 1920-1922.
Again, the blame is often cast upon fortune, while sometimes we assert that, although we undoubtedly did wrong, we did so with the best intentions. Instances of these two latter forms of excuse are, however, so numerous and obvious that there is no need for me to cite them here.
But when quantity is considered in reference to punishment or reward, it is determined by the quality of the act, and therefore in my opinion comes under the qualitative basis, as also does quantity which is used with reference to number by the Greeks, who distinguish between ποσότης and πηλικότης [*](ποσότης = quantity with reference to number; πηλικότης = quantity with reference to magnitude. ) : we, however, have only one name for the two.