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
Instruction in Ancient Greek classico", Ancient Greek courses last for the whole high school five-year study period, and, together with Latin it takes up a significant amount of time and effort to students. During the first two years of high school, students study, among other things, the grammar of both Latin and Ancient Greek, while in the remaining three years are mostly devoted to Latin literature and Ancient Greek literature. In Italy, Ancient Greek, together with Latin, is deemed to be highly educative for students. Those languages are believed to provide a successful study method and to "open one's mind" (, as it is