sophrosyne /səˈfɹɒzɪniː/ noun1 •The Ancient Greek concept of an ideal of excellence of character and soundness of mind, which when combined in one well-balanced individual leads to other qualities, such as temperance, moderation, prudence, and self-control.With them the gods were confederated to break barbarian arrogance. Nation and individual citizen, then as now, must reverence sophrosyne. — 1924