Like Raif Badawi, imprisoned and flogged in Saudi Arabia, the brave men who have been murdered are guilty of nothing more than honesty and integrity. Those are virtues that fundamentalists and fanatics cannot stand. They should inspire us. The struggle for free speech, for free inquiry and for the liberty of atheism need not be a fight against religion, unless religion is opposed to human dignity. It is a struggle against cowardice and conformism, and against everyone who would crush both truth and imagination into a cramped coffin of orthodoxy.