"Nothing can penetrate the loneliness of the human heart except the highest intensity of the sort of love the religious teachers have preached."

"Those who have produced stoic philosophies have all had enough to eat and drink."

"There are three ways of securing a society that shall be stable as regards population. The first is that of birth control, the second that of infanticide or really destructive wars, and the third that…"

"If a majority in every civilized country so desired, we could, within twenty years, abolish all abject poverty, quite half the illness in the world, the whole economic slavery which binds down nine te…"

"The universe may have a purpose, but no detectable purpose."