Severus gives her a look, as if to say it should be obvious, but he answers anyway, "I haven’t always gotten along with Lupin, but he isn’t terrible." Every word seems to take a great effort to say. "And it would be irresponsible of me to leave a Gryffindor and a Hufflepuff as the sole caregivers to an impressionable child." He sets his sights on a decent tree and marks it with a swish of his wand. "If all goes well, I’ll be subjected to teaching it when the time comes. I have no desire to teach another dunderhead."