" bargaining This stage is characterized by the non-BP making concessions in order to bring back the “normal” behavior of the person they love. The thinking goes, “If I do what this person wants, I will get what I need in this relationship.” We all make compromises in relationships. But the sacrifices that people make to satisfy the borderlines they care about can be very costly. And the concessions may never be enough. Before long, more proof of love is needed and another bargain must be struck. depression Depression sets in when non-BPs realize the true cost of the bargains they’ve made: loss of friends, family, self-respect, and hobbies. The person with BPD hasn’t changed. But the non-BP has. "

― , Stop Walking on Eggshells: Taking Your Life Back When Someone You Care about Has Borderline Personality Disorder