It is no longer a question, by means of a bi univocal placing in correspondence, of promoting the visible to the legible, and of turning it into the significative by means of the universality of a codified language; but, on the contrary, of opening words to a certain qualitative, ever more concrete, more individualized, more modelled refinement; the importance of colour, consistency, tex ture, a preference for metaphor rather than measurement (as big as. .