[Granted, Sebastian is somewhat confused that this is the next logical step following "my job is demanding and I memorise recipes", but... it's possible there's some connection there that's obvious to a human, but not him. He doesn't really understand most humans' aversion to his level of dedication to his master, after all.]
I have no desire for holidays or superfluous breaks.
[Sometimes he has five minutes to breathe and that is, admittedly, nice on occasion.]