I think you seem to be accepting the affair discovery and his dissembling beautifully.
Try not to worry so much about what he's thinking about you or anything. Figure out the oath that's best for you and the kids and move in that direction.
Slowing things down may be in everyone's best interests. In my experience it's always been helpful to not react from emotion.
Me 57/H 58 M36 S 2.5yrs R 12/13
Let me give up the need to know why things happen as they do. I will never know and constant wondering is constant suffering. Caroline Myss