In reality, if you think about it, the Marine Corps pretty much molds you into something that can survive the Apocalypse! You're pretty much a bum that can shoot weapons, eat anything, shit anywhere, and sleep anywhere. You can essentially run on crumbs, water, motrin, and nicotine and you can go weeks or months w/o a shower! Moreover, on the plus side, you lose ALL Morality so shooting and looting to survive is, eh, whatever.
US Marines are basically the human version of a raccoon.
TRASH PANDAS UP!
The U.S. Marine Corps can live anywhere and survive on anything and have been doing it so long that it is inherent in our DNA!
When one is unable to perform a task or function properly due to stress or being nervous; choking, but on a much greater scale with higher stakes at hand.
Guy 1: Hey, what happened when you were talking to that girl? You just froze up.
Guy 2: Yeah, I know. When it comes to talking to girls, I just choke on the main stage.