Courage without conscience is a wild beast.
Fear paints pictures of ghosts and hangs them in the gallery of ignorance.
Laughing has always been considered by theologians as a crime.
To destroy guide-boards that point in the wrong direction . . . to drive the fiend of fear from the mind . . . is the task of the Freethinker.
The history of intellectual progress is written in the lives of infidels.
Mental slavery is mental death, and every man who has given up his intellectual freedom is the living coffin of his dead soul.