Measures of sterilization should, in my opinion, be very definitely confined to persons who are mentally defective

No other organization rouses anything like the loyalty aroused by the national State. And the chief activity of the State is preparation for large-scale homicide.

Literature is inexhaustible, with every book a homage to infinity

Calculating machines do sums better than even the cleverest people… As arithmetic has grown easier, it has come to be less respected.

As soon as it is held that any belief, no matter what, is important for some other reason than that it is true, a whole host of evils is ready to spring up.

In any closet, you can find it, if it is too small, or out of style, or there is just one of it where there should be two

I know a parson who frightened his congregation terribly by telling them the second coming was very imminent indeed, but they were much consoled when they found he was planting trees in his garden.