 Just how material qualities come to be associated, and hence to signify, such qualities of mind is a topic Alison considers in great detail, devoting separate and sometimes lengthy chapters to the sublimity and beauty of sounds (Alison 1811, 113–163), of colors (Alison 1811, 163–176), of forms (Alison 1811, 176–310), of motion (Alison 1811, 310–315), and of the human countenance and form (Alison 1811, 315–417).