Very little has been written in recent decades about the temporal nature of art. The two principal explanations provided by our Western cultural tradition are that art is timeless ('eternal') or that it belongs within the world of historical change. Neither account offers a plausible explanation of the world of art as we know it today, which contains large numbers of works which are self-evidently not timeless because they have been resurrected after long periods of oblivion with significances quite different from those which they originally held, and which also seem to have escaped history because, though long-forgotten, they have 'come alive' again for us today. In his two key works on the theory of art, Les Voix du silence and La Métamor...