This is a big question. I forgave what was not exactly a smear campaign against me, but was rather maybe 15% truth mixed in with disorder, projection, and many lies by omission. It was humiliation, in a way. My motivation by not reacting (and my grace has been returned, albeit mostly privately) was our children. That's my motivation. My value is doing the right thing vis-a-vis the kids. Doing the least harm while protecting myself. What's yours?
Starting by focusing on our own values its a good first step. This might help:
BOUNDARIES: Case studies T