It varies because it varies, or because he doesn't know how it works? Difficult to tell.

Jean-Claude thinks better of him for the apology, although he notes the lack of confidence there. "If that is what you wish, I have no objections," he replies smoothly. "But, I must confess, you intrigue me. I believe I have one who could offer you a much better meal, mon sauvage, if you do not mind some supervision. It would be a good exercise, non?"