Quomodo quis suos in virtute sentiat profectus

Πῶς ἄν τις αἴσθοιτο ἑαυτοῦ προκόπτοντος ἐπʼ ἀρετή Plutarch. Plutarchi Chaeronensis Moralia, Vol I. Vernardakēs, Grēgorios N., editor. Leipzig: Teubner, 1888.

How a Man May Be Sensible of His Progress in Virtue. (eng) Plutarch. Plutarch's Morals, Vol. II. Goodwin, William W., editor; Tod(d), Hugh translator. Boston: Little, Brown, and Company; Cambridge: Press of John Wilson and Son, 1874. How a Man May Become Aware of His Progress in Virtue (eng) Plutarch. Moralia, Vol. I. Babbitt, Frank Cole, translator. Cambridge, MA: Harvard University Press; London: William Heinemann Ltd., 1927 (printing).