"The fact that an opinion has been widely held is no evidence whatever that it is not utterly absurd; indeed in view of the silliness of the majority of mankind, a widely spread belief is more likely t…"

"War, as I remarked a moment ago, has hitherto been disappointing in this respect, but perhaps bacteriological war may prove more effective. If a Black Death could be spread throughout the world once i…"

"It is possible that mankind is on the threshold of a golden age; but, if so, it will be necessary to kill off nine-tenths of the present population."

"Our nominal morality has been formulated by priests and mentally enslaved women. It is time that men who have to take a normal part in the normal life of the world learned to rebel against this sickly…"

"The greatest challenge to any thinker is stating the problem in a way that will allow a solution."