Did you ever crack open your lunchbox as a kid at school on a Monday and find yourself wondering how the classic contents — ham and cheese on white bread, bag of chips, M&Ms; — became the mega-popular snacks that they are today? You can thank the U.S. military for most of those.
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.