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.
For those who serve, war is surreal, but celebrating Christmas while in a combat zone can be particularly somber. This time last year, I was on a different continent, and instead of a Santa hat, I wore protective plates and a kevlar helmet. Just to feel somewhat festive, many of us decorated our vests with battery-powered Christmas lights and placed candy canes in our equipment. Under the threat of imminent danger at our deployed location, Christmas was surreal indeed, but we coped.