From innumerable instances of this kind, as well as from considering that beauty like wit, cannot be defined, but is discerned only by a taste or sensation, we may conclude, that beauty is nothing but a form, which produces pleasure, as deformity is a structure of parts, which conveys pain; and since the power of producing pain and pleasure make in this manner the essence of beauty and deformity, all the effects of these qualities must be derived from the sensation; and among the rest pride and humility, which of all their effects are the most common and remarkable.