If all the thought which had been expended on the construction of engines of agony and death - the modes of aggression and defence, the raising of armies, and the acquirement of those arts of tyranny and falsehood without which mixed multitudes could neither be led nor governed - had been employed to promote the true welfare and extend the real empire of man, how different would have been the present situation of human society!

Shelley Memorials: From Authentic Sources : Now First Printed (ed. 1859)