His thoughts are organized as Eleven Lessons from the Life of Robert S. McNamara, as extrapolated by Morris, and one wonders how the planners of the war in Iraq would respond to lesson Nos. 1 and 2 (“Empathize with your enemy” and “Rationality will not save us”), or for that matter, No. 6 (“Get the data”), No. 7 (“Belief and seeing are both often wrong”), and No. 8 (“Be prepared to reexamine your reasoning”).