One of the honors associated with achieving a certain rank or position in the military is the replacement of your actual name with a call sign. Everyone wants to be a Maverick, or a Rambo, or a Cobra. But, in reality, service members are often bestowed far more dubious titles, either through an embarrassing accident, or because they had the misfortune of being born with a truly ridiculous last name.
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.