Modern wars are seldom fought without hatred between nations; this serves more or less as a substitute for hatred between individuals.
Carl von ClausewitzThe deduction of effect from cause is often blocked by some insuperable extrinsic obstacle: the true causes may be quite unknown. Nowhere in life is this so common as in war, where the facts are seldom fully known and the underlying motives even less so.
Carl von ClausewitzA prince or general can best demonstrate his genius by managing a campaign exactly to suit his objectives and his resources, doing neither too much nor too little.
Carl von ClausewitzTo be practical, any plan must take account of the enemy's power to frustrate it.
Carl von Clausewitz