By Carlo Bordoni
The twentieth-century opened under the sign of great trust in progress and technology. Machines, which had since ever been considered as a dangerous adversary and as a source of primordial fear, quickly began to lose their disquieting aspect and to become an ally of human beings as a ductile tool to overcome physical strain. Airplanes and cars created new opportunities for transport at unprecedented speed besides steam-locomotives, which had replaced horse-powered coaches as the main connection between cities…