Klaus and Hope
Having his family and Hope and Cami here made Klaus want things to stay the same. And if he messed things up, who knew what he could lose? This place could take away everyone he cared about, and he didn't want to go that route.
"Hmm. College. It's something. Might make him a little less useless."
He was teasing, in his way, although he was glad to hear that he was trying to improve himself, for Hope.