From Review of Review of "John F. Kennedy: An Unfinished Life 1917-1963" by Hugh Brogan in The Spectator 6 September, 2003.

And nothing is more striking in Kennedy's Record than his distrust, which  arose during his wartime service in the Pacific, of the military and naval high command.  After the Bay of Pigs debacle he remarked that 'the first advice i'm going to give my successor is to watch the generals and to avoid the feeling that just because they were military men their opinions on military matters were worth a damn.'