a play of order and compromise the idea of renovation in building, and of evolution in planning. In deed, change in the program of existing buildings is a valid phenomenon and a major source of the contradiction I am endorsition. Many composition that acknowledge circumstantial exceptions, like the palazzo Tarugi, result from renovations that maintain an expression of the whole. Much of the richness of the Italian urban scene at eye level results from the tradition of modifying or modernizing every several generations the commercial ground floor interiors, for example ,the frankly stylish contemporary bars,located in the frames of old palazzi. But the building 's original order must be strong. A good deal of clutter has not managed to destroy the space of space of grand central station but the introduction of one foreign element casts into doubt the entire effect of some modern building. Our buildings must survive the cigarette machine.