I will not attack your doctrines nor your creeds if they accord liberty to me. If they hold thought to be dangerous - if they aver that doubt is a crime, then I attack them one and all, because they enslave the minds of men.

We need men with moral courage to speak and write their real thoughts, and to stand by their convictions, even to the very death.

Hope is the only bee that makes honey without flowers.

In nature there are neither rewards nor punishments there are consequences.

Religion can never reform mankind because religion is slavery.