I happened to discover an LBS blog with an entry which contains a kind of recipe for the wayward-acting spouse how to best approach the "deal". Warning - black humor.
Come on and dig in, it’s time to get this rollercoaster rolling on down the tracks!
Chapter 1 – Choosing the correct speech
These are the basic speeches for you to choose from: I care for you, but I don’t love you anymore. I love you but I’m not in love with you (ILYBINILWY) I don’t know what I want. I haven’t been happy for the last 10/15/20/30 years (depends on the day). You will never change. It’s not you. It’s me. I wouldn’t choose you any more.
[Excerpt of remaining sections:]
Chapter 2 – Lessons in building anxiety Lesson 1 – Monstrification of Your Spouse Lesson 3 – Mass Confusion and Indecision Lesson 4 – Lies and Deceit
Chapter 3 – The Other Person (OP) Chapter 14 – The Blame Game Method 2: The Passive Blame Statement Method 3: The Direct Blame Statement