I have only had a quick read through and have some comments.
I think it is way too long for a start , there is no way you are going to get through that without having your W sidetrack the conversation. I would also take out this sort of stuff
Quote:
I was a horrible husband a lot of the time, and you deserved better then and deserve better now.
Anything like this will just remind her of why she left and what a good idea it was. It is quite pursuing as well and may have the opposite effect of what you are after.
I know you have put your heart into this letter , however think something much shorter would be better or even just a simple statement such as;
W I am not ready to do this , I am sorry I started it , how about we postpone the D for a few months?
Remember your actions have spoken much more for you than a words will at this stage.
