Men of extraordinary success, in their honest moments, have always sung, "Not unto us, not unto us." According to the faith of their times, they have built altars to Fortune, or to Destiny, or to St. Julian. Their success lay in their parallelism to the course of thought, which found in them an unobstructed channel; and the wonders of which they were the visible conductors seemed to their eye their deed.
The artist... standing in the position of mediator between the world of his experience and the world of his dreams - 'a mediator, consequently gifted with twin faculties, a selective faculty and a reproductive faculty.' To equate these faculties was the secret of artistic success.