" Behaviors may shift temporarily, but the core issues will remain. The feelings will also shift and change every day. After your time served, and years spent trying to make it work, it can be quite galling to have your partner pick up and leave. Many times, the narcissist does decide to head out for greener pastures— typically a new partner—and even though getting rid of him is ultimately healthier and better for you, it still stings. The sting of being rejected. The sting of not feeling good enough. The sting that no matter how hard you tried, it was never enough. While that has nothing to do with you, it is a difficult pill to swallow when they decide to pack it in and leave. "

― Ramani Durvasula , Should I Stay or Should I Go?: Surviving a Relationship with a Narcissist