"ALL beauty," says Walt Whitman, comes "from beautiful blood and a beautiful brain." The note of mechanical work is that it has no individuality; the note of a work of art is that it is full of it; so, in measuring its beauty, we are measuring some beauty of temperament in the individuality that is behind it; and it is by understanding this temperament alone that we gain understanding of beauty, or appreciate the working of that fictional element which must separate things of art from things of history. Therefore, when we come to the study of a man's work, who has done things which seem to us...