"I would rather be miserable than happy, if to be happy means to be stupid."

"I think I am a little mad sometimes."

"A good social system is not to be secured by making people unselfish, but, by making their own vital impulses fit in with other peoples."

"I feel I shall find the truth on my deathbed and be surrounded by people too stupid to understand—fussing about medicines instead of searching for wisdom."

"The Eugenic Society . . . is perpetually bewailing the fact that wage-earners breed faster than middle-class people."