Unfortunately, people need to make their own mistakes. He'll be gone for this semester, but he'll be back over the summer, right?

So, you need to focus now on making his life easier to do the following: Get housing away from home. Get a job that covers expenses. Get enrolled at a local community college (WCC, OCC). And get him to as many fan based events as possible. And even better -- get him introduced to a potential love interest or three. Libido is one of the better power tools for changing people.