Gene Roddenberry

Well, Italy had been overrun by the War, there had practically been civil war, north and south of the Gothic Line, heavy bombing, the northern industrial cities had been bombed heavily and we had political disorder before 1948.

By irreducibly complex I mean a single system composed of several well-matched, interacting parts that contribute to the basic function, wherein the removal of any one of the parts causes the system to effectively cease functioning.