I don't think you can talk about progress in art - movement, but not progress. You can speak of a point on a line for the purpose of locating things, but it's a horizontal line, not a vertical one.
Donald BarthelmeI believe that because I had obtained a wife who was made up of wife-signs (beauty, charm, softness, perfume, cookery) I had found love.
Donald BarthelmeCapitalism arose and took off its pajamas. Another day, another dollar. Each man is valued at what he will bring in the marketplace. Meaning has been drained from work and assigned instead to remuneration.
Donald Barthelme