Public opinion is always more tyrannical towards those who obviously fear it than towards those who feel indifferent to it.

There was, I think, never any reason to believe in any innate superiority of the male, except his superior muscle.

It seems to be the fate of idealists to obtain what they have struggled for in a form which destroys their ideals.

I am as firmly convinced that religions do harm as I am that they are untrue.

[Industrialism's soon diminishing] capacity to supply human needs could be prevented if men exercised any restraint or foresight in their present frenzied exploitation.

Men are born ignorant, not stupid. They are made stupid by education.

It is a curious and painful fact that almost all the completely futile treatments that have been believed in during the long history of medical folly have been such as caused acute suffering to the patient. When anesthetics were discovered, pious people considered them an attempt to evade the will of God. It was pointed out, however, that when God extracted Adam's rib He put him into a deep sleep. This proved that anesthetics are all right for men; women, however, ought to suffer, because of the curse of Eve.