While the swallows were absent, from the roof down to flight a sparrow, he jumped into the nest, looked around, shook her wings and stuffed it inside; then she puts out her head and uttered a peep.

A new century is announced to the world that experienced the second industrial revolution, change quickly and, through the universal exhibition, celebrates the myth of modernity, of scientific and technological progress. In 1903 the dream of man to observe the sky his own world, who believes he has finally subdued, the myth of human flight, become a reality. Born even a new system of organization of work: Taylorism. Accordingly it comes the assembly and movement of man come to be marked by the speed of the machines. Technological progress makes machinery more and more perfect and for this reason requires the production of standardized objects to be replicated millions of times over: it is mass production, created by the working masses. The technological progress transforms the originality of the creation manufacturing craft into an industrial product and makes it forever only and only goods, the craft work is transformed into industrial work and this makes it, in turn, to always only and only goods.