J. N. Larned, History for ready reference, Volume 1…
“ The most deplorable epoch in the history of the Byzantine Empire, the period in which assassination and mutilation most abounded, was that in which it was exposed to the influence of the Crusaders, and thus brought into contact with Western Europe. ... The Byzantine people, although in every respect the superiors of their contemporaries, were unable entirely to escape the influence of their neighborhood. As the guardians of classical civilization, they strove to keep above the deluge of barbarism by which the rest of the world was then inundated. ”
