Sophrosyne an important topic for Plato. It is main subject of the dialogue "Charmides", wherein several definitions are proposed but no conclusion reached; however the dramatic context connotes moral purity and innocence. An etymological meaning of sophrosyne as "moral sanity" is proposed in "Cratylus" 411e. Plato's view of sophrosyne is related to Pythagorean "harmonia" ("Republic" 430e−432a, 442c) and closely linked with Plato’s tripartite division of the soul: "sophrosyne" is the harmonious moderation of the appetitive and spirited parts of the soul by the rational part (e.g., "Phaedrus" 237c−238e). For the Stoic, Zeno of Citium, "sophrosyne" is one of the four chief
Ancient Greek phonology to represent the sounds of the letters and in Greek, which means that in these cases no known sound of Latin can be used to reconstruct the Greek sounds. Latin often wrote for Greek . This can be explained by the fact that Latin were pronounced as near-close , and therefore were as similar to the Ancient Greek mid vowels as to the Ancient Greek close vowels . Sanskrit, Persian, and Armenian also provide evidence. The quality of short is shown by some transcriptions between Ancient Greek and Sanskrit. Greek short was transcribed with Sanskrit long , not with Sanskrit