" It had been in 1985, through the headsets of a helicopter being flown by a veteran Night Stalker named Steel. Being called a customer put me off. It felt too much like business, too transactional—not how warriors should think of their comrades. I soon came to see that the Night Stalkers’ constant use of the term was a skillful way of reminding themselves that they existed to support and enable the forces—the customers—whom they flew. The culture that formed around this word was one of the Night Stalkers’ great strengths. "

― Stanley McChrystal , My Share of the Task: A Memoir