If there’s one thing the Marine Corps will never be in short supply of, it’s rules. There are regulations on how to lace your boots, what you can and cannot do while walking, what clothes you can wear while off duty, and numerous pages explaining how to wear your uniform or how your hair should be cut.
Benjamin Franklin nailed it when he said, "Fatigue is the best pillow." True story, Benny. There's nothing like pushing your body so far past exhaustion that you'd willingly, even longingly, take a nap on a concrete slab.