Each man does seek his own interest, but, unfortunately, not according to the dictates of reason.
Kenneth WaltzAccording to the first image of international relations, the locus of the important causes of war is found in the nature and behavior of man. Wars result from selfishness, from misdirected aggressive impulses, from stupidity.
Kenneth WaltzTo build a theory of international relations on accidents of geography and history is dangerous.
Kenneth Waltz