Wayne's apologist said, "Wayne knew that if he took a few years off for military service, there was a good chance that by the time he got back he'd be over the hill."
Isn't that too, too bad? He wrote his draft board the Monday after Pearl Harbor, and he ducked. Like Sylvester Stallone, who spent Vietnam as a Gym Teacher in Switzerland, it is a quirk of the American personality to help the hypocrits celebrate their heroics on the screen while they hid when needed.
All the above does not help me with Ermey. Ermey served in combat honorably, and I was way too rough on him. Had he been Army, I'd be proud of him, loud voice and all. Point scored, You win, SASless!