I cannot favour laws such as that of Idaho, which allows sterilization of 'mental defectives, epileptics, habitual criminals, moral degenerates, and sex perverts.' The last two categories here are very vague . . . The law of Idaho would have justified the sterilization of Socrates, Plato, Julius Caesar, and St. Paul.

The man who only loves beautiful things is dreaming, whereas the man who knows absolute beauty is wide awake.

The mind is a strange machine which can combine the materials offered to it in the most astonishing ways.

From that awful encounter of the soul with the outer world, enunciation, wisdom, and charity are born; and with their birth a new life begins. To take into the inmost shrine of the soul the irresistible forces whose puppets we seem to be - Death and change, the irrevocableness of the past, and the powerlessness of Man before the blind hurry of the universe from vanity to vanity - to feel these things and know them is to conquer them.

For a good notation has a subtlety and suggestiveness which at times make it seem almost like a live teacher.

HELL: A place where the police are German, the motorists French and the cooks English.

Science has made unrestricted national sovereignty incompatible with human survival. The only possibilities are now world government or death.