"Does not all art come when a nature, that never ceases to judge itself, exhausts personal emotion so completely that something impersonal, something that has nothing to do with action or desire, suddenly starts into its place, something which is as unforeseen, as completely organised, even as unique, as the images that pass before the mind between sleeping and waking?"
January 1, 1970
https://en.wikiquote.org/wiki/The_Autobiography_of_William_Butler_Yeats