Imagine this: The year is 2018. You’re an American grunt. Your platoon is pinned down on the outskirts of Raqqa, encircled by jihadist forces. Supplies and ammunition are running low. Dangerously low. So you call in a mortar strike on your own position.
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.