Why the Narcissist Cannot Accept Our Love

I just received the following message from Nemesis and with her permission, am sharing it with all of you as I feel it is very profound and should help many of us better understand why the narcissist simply cannot accept our love.
"It's really complicated - I had to do loads of reading about it before I could even begin to understand it and make it sink in. But from what I've read, I understand that they really can't handle someone loving them.