There should exist among the citizens neither extreme poverty nor again excessive wealth, for both are productive of great evil.
PlatoHe who advises a sick man, whose manner of life is prejudicial to health, is clearly bound first of all to change his patient's manner of life.
PlatoPerfect wisdom has four parts: Wisdom, the principle of doing things aright. Justice, the principle of doing things equally in public and private. Fortitude, the principle of not fleeing danger, but meeting it. Temperance, the principle of subduing desires and living moderately.
Plato