An intelligent, energetic, educated woman cannot be kept in four walls - even satin-lined, diamond-studded walls - without discovering sooner or later that they are still a prison cell.

Life is stronger than death.

Anger can give energy to the mind but only if it is harnessed and held in control.

On this earth, though far and near, without love, there's only fear.

No one really understood music unless he was a scientist, her father had declared, and not just a scientist, either, oh, no, only the real ones, the theoreticians, whose language was mathematics. She had not understood mathematics until he had explained to her that it was the symbolic language of relationships. "And relationships," he had told her, "contained the essential meaning of life."

though some men did not make war as others did, if they sold their goods for profit to the war-makers, did it make them better because the weapon was not in their own hands, if they had made the weapon and sold it and so put it into the hands of those used it upon the innocent?

Only the brave should teach....Teaching is a vocation. It is as sacred as priesthood; as innate a desire, as inescapable as the genius which compels a great artist. If he has not the concern for humanity, the love of living creatures, the vision of the priest and the artist, he must not teach.