Civilized people cannot fully satisfy their sexual instinct without love.

War can only be abolished by the establishment of a world government.

Power is sweet; it is a drug, the desire for which increases with a habit.

I do not think any reasonable person can doubt that in India, China and Japan, if the knowledge of birth control existed, the birthrate would fall very rapidly

Patriots always talk of dying for their country and never of killing for their country.

Mankind has become so much one family that we cannot insure our own prosperity except by insuring that of everyone else.

Admit at least one painful truth to yourself every day. Teach yourself to feel that life would still be worth living even if you were not immeasurably superior to all your friends. Exercises of this sort, prolonged through several years, will at last enable you to admit facts without flinching, and will, in so doing, free you from the empire of fear over a very large field.