"The craving for sympathy from others is a great weakness, for it makes us dependent upon them."

"The martyr sacrifices themselves entirely in vain. Or rather not in vain; for they make the selfish more selfish, the lazy more lazy, the narrow narrower."

"The world is a great school, and we are all its pupils."

"I am not a politician, I am a nurse."

"The amount of good which a woman can do to a man is not by 'keeping house' for him, but by giving him a share in her own intellectual life."