I then realized that it was truly in the best interest of slave, to be pleasing
I then realized that it was truly in the best interest of a female captive, or slave, to be pleasing. If she was not pleasing, and perhaps even quite pleasing, she might not be fed. By superb performances a girl might, I thought, encourage a master to believe that she was worth feeding, and, perhaps, even feeding well.
Kajira of Gor, p. 375