of a religious enthusiast he denounces religion, sounding every note of defiance, loathing, and contempt, and branding in burning words the crimes to which it had urged man on. He rides forth as a leader of the hosts of atheism against the walls of heaven. He explains the scientific arguments as if they were the radiant revelation of a new world; and the rapture of his enthusiasm is a strange accompaniment of a doctrine which aimed at perfect calm. Although the Greek thinkers had done all the work and the Latin poem is a hymn of triumph over prostrate deities, yet in the literature of free thought it must always hold an eminent place by the sincerity of its audacious, defiant spirit. In the history of rationalism its interest would be greater if it had exploded in the midst of an orthodox community. But the educated Romans in the days of Lucretius were sceptical in religious matters, some of them were Epicureans, and we may suspect that not many of those who read it were shocked or influenced by the audacities of the champion of irreligion.
The Stoic philosophy made notable contributions to the cause of liberty and could hardly have flourished in an atmosphere where discussion was not free. It asserted the rights of individuals against public
