Take it slow, JF. I know it is so difficult not to get succked into the 'normalcy' of it all. You long for things to be good again, I totally get that. But you've done good to recognize that you are slipping, so you will get back on track.
I am so glad to hear she is treating you nicely right now. Keep treating her with the same respect and decency you have been. And remember she is still hurting deep inside and she has not resolved her issues just by her one venomous attack. It is weird. I had some weirdness to last night and this morning.
Keep on a'postin' here when you feel yourself backsliding. You're doing great.
Me:49 H:47 S: 16 T:27 M:25 My EA: 2001 His PA: 10/2007, 6/2013 Separated, but H still in house
Find your Shambala: a place of peace and happiness.