Wow. When I read what your daughter said, I nearly cried myself!
I count myself very lucky that my situation has not reached the point of having to tell our 7-year-old son that same thing.
M: 15 years BD: 6/25/14 EA/PA: starts 5/14/14 11/30/14 - A ends 5/15/15 - D is finalized. 11/28/15 - Start of new LTR with a wonderful woman (and still going strong)!