Giles stares at the drone for a very long time, head tilting to one side until something suddenly clicks in his mind

"We are what we are made to be, to pretend otherwise is usually a fruitless endeavour." He gestures vaguely to the freshly tidied bar before continuing, "I was made to serve, to clean up after other people's mess, and so I do. I presume, then, that you were made to protect?"