Stieglitz conceived, though he never carried out, a series of photographs of the heads of stallions and mares, of bulls and cows, in the act of mating, hoping to catch in the brute an essential quality that would symbolize the probably unattainable photograph of a passionate human mating.

Every new baby is a blind desperate vote for survival: people who find themselves unable to register an effective political protest against extermination do so by a biological act.

Nothing is unthinkable, nothing impossible to the balanced person, provided it comes out of the needs of life and is dedicated to life's further development.

A man of courage never needs weapons, but he may need bail.

The mind reproduces itself by transmitting its symbols to other intermediaries, human and mechanical, than the particular brain that first assembled them.

Geneva has the sleepy tidiness of a man who combs his hair while yet in his pyjamas.

Stieglitz conceived, though he never carried out, a series of photographs of the heads of stallions and mares, of bulls and cows, in the act of mating, hoping to catch in the brute an essential quality that would symbolize the probably unattainable photograph of a passionate human mating.