both secretary brown and professor herring alluded to clark clifford. clifford saw his major role as convincing president johnson to get out of vietnam. clifford was convinced that the american adventure was draining the economy, and threatening to reduce the united states to a second-class economic power. he was very, very concerned that that was the true strength of the united states, not its military might. in order to cajole johnson day and night, which is pretty much what clifford did, he let his deputy, paul nitze run the department of defense. the only time clifford actually made a decision about the budget and strategic arms, he managed to mess up a five-year nuclear submarine program that nitze had to go and clean up. but clifford was successful in convincing johnson that it was a losing battle, and it was time to call an end to escalation and reduce the american commitment to vietnam. both secretary brown and professor herring have alluded to mcnamara's brilliance. george bundy, who served with mcnamara, had the following comment about the man