First of all, good for you for accepting this side of your husband and, at the same time, setting limits on this part of your relationship. After all, this is not about him it's about you as a couple.
I'd like to make a few points and offer you some suggestions to help you understand and nurture this part of your relationship.
First, you need to understand that no two people with this syndrome are exactly the same. The best way to figure out what your husband