If people behaved in the same way nations do they would all be put in straitjackets.

The most tragic paradox of our time is to be found in the failure of nation states to recognize the imperative of internationalism.

The same old caveman feeling-greed, envy, violence, and mutual hate, which along the way assumed respectable pseudonyms like class struggle, racial struggle, mass struggle, labor-union struggle-are tearing our world to pieces.

... mutual lack of understanding carries the threat of imminent and violent destruction.

... any country that is not careful can be seized.

We live in a Newtonian world of Einsteinian physics ruled by Frankenstein logic.

We're eyeball to eyeball, and the other fellow just blinked.

In the field of world policy, I would dedicate this nation to the policy of a good neighbor.

A great empire, like a great cake, is most easily diminished at the edges.

No nation can be free if it oppresses other nations.

More and more, the choice for the world's people is between world warriors and world citizens.

Ours is a world of nuclear giants and ethical infants.

International affairs will be placed on a better footing when it is understood that there is no way of punishing a people for the crimes of its rulers.

An appeaser is one who feeds a crocodile-hoping it will eat him last.

You cannot shake hands with a clenched fist.

I firmly believe that the future of civilization is absolutely dependent upon finding some way of resolving international differences without resorting to war.

I believe that our Great Maker is preparing the world, in His own good time, to become one nation, speaking one language, and when armies and navies will be no longer required.