“It is in the twenties that the actual momentum of life begins to slacken, and it is a simple soul indeed to whom as many things are significant and meaningful at thirty as at ten years before. At thirty an organ-grinder is a more or less moth-eaten man who grinds an organ — and once he was an organ-grinder! The unmistakable stigma of humanity touches all those impersonal and beautiful things that only youth ever grasps in their impersonal glory.”