There may or may not be a Supreme Ruler of the universe-but we are certain that man exists, and we believe that freedom is the condition of progress; that it is the sunshine of the mental and moral world, and that without it man will go back to the den of savagery, and wll become the fit associate of wild and ferocious beasts.
Robert Green IngersollThe intellectual advancement of man depends on how often he can exchange an old superstition for a new truth.
Robert Green IngersollDiderot took the ground that, if orthodox religion be true Christ was guilty of suicide. Having the power to defend himself he should have used it.
Robert Green Ingersoll