No difference of rank, position, or birth, is so great as the gulf that separates the countless millions who use their head only in the service of their belly, in other words, look upon it as an instrument of the will, and those very few and rare persons who have the courage to say: No! my head is too good for that; it shall be active only in its own service; it shall try to comprehend the wondrous and varied spectacle of this world and then reproduce it in some form, whether as art or as literature, that may answer to my character as an individual.