What is surprising is not that oppression should make its appearance only after higher forms of economy have been reached, but that it should always accompany them.

Truth is one, but error is manifold.

All the Freudian system is impregnated with the prejudice which it makes it its mission to fight -- the prejudice that everything sexual is vile.

If it were conceivable that in obeying God one should bring about one's own damnation whilst in disobeying him one could be saved, I should still choose the way of obedience.

the instruments of power - arms, gold, machines, magical or technical secrets - always exist independently of him who disposes of them, and can be taken up by others. Consequently all power is unstable.

Nothing is less instructive than a machine.

A mind enclosed in language is in prison.