Let us describe the education of our men. What then is the education to be? Perhaps we could hardly find a better than that which the experience of the past has already discovered, which consists, I believe, in gymnastic, for the body, and music for the mind.
PlatoInterference by the three classes with each other s jobs, and interchange of jobs between them, therefore, does the greatest harm to our state, and we are entirely justified in calling it the worst of evils.
Plato