Those who decide to use leisure as a means of mental development, who love good music, good books, good pictures, good plays, good company, good conversation - what are they? They are the happiest people in the world.
War should be the only study of a prince. He should consider peace only as a breathing-time, which gives him leisure to contrive, and furnishes as ability to execute, military plans.
What with making their way and enjoying what they have won, heroes have no time to think. But the sons of heroes - ah, they have all the necessary leisure.
Like every other good thing in this world, leisure and culture have to be paid for. Fortunately, however, it is not the leisured and the cultured who have to pay.