Knowledge in war is very simple, being concerned with so few subjects, and only with their final results at that. But this does not make its application easy.
Carl von ClausewitzNo other human activity is so continuously or universally bound up with chance. And through the element of chance, guesswork and luck come to play a great part in war.
Carl von ClausewitzModern wars are seldom fought without hatred between nations; this serves more or less as a substitute for hatred between individuals.
Carl von Clausewitz[...] to introduce into the philosophy of war itself a principle of moderation would be an absurdity
Carl von Clausewitz