Understanding (Can't Wash It All Away) Lyrics

Lyric discussion by dustytiger 

Cover art for Understanding (Can't Wash It All Away) lyrics by Evanescence

i think this about when a relationship as at the point where you know that it has to end because it's just being stiffling, and yet you don't want to, the chorus seems to have two meanings, whatever is coming thru the two people cannot be forgotten, so they cannot go on, and yet, the past cannot be forgotten either so you don't really want to let it all go, to the person in the story loosing such a large part of her/his life is so hard that it feels as if (s)he is dying