Page:Memoirs of Extraordinary Popular Delusions and the Madness of Crowds Vol 2.djvu/16



very age has its peculiar folly; some scheme, project, or phantasy into which it plunges, spurred on either by the love of gain, the necessity of excitement, or the mere force of imitation. Failing in these, it has some madness, to which it is goaded by political or religious causes, or both combined. Every one of these causes influenced the Crusades, and conspired to render them the most extraordinary instance upon