The First Cut Is The Deepest Lyrics

Lyric discussion by cubbyblues 

Cover art for The First Cut Is The Deepest lyrics by Cat Stevens

I really don't know what to make of the last two lines in the refrain. I don't know why he'd call her unlucky. I do think this song is about him being so heartbroken/hurt over his old relationship that it's given him this baggage that he can't go over to be with this other chick.