No, I would let go of any FB stuff that has happened. It's not going to help you to be linked on FB anyway.
Just focus on handling future interactions better. This means learning how to respond, rather than react. At the moment, you are reacting and it is having negative consequences.
I would certainly go back and re-read the book though. A second reading was useful for me.
T 13 M 7 Me 48 H 46 SS 15 BD 7.14 PA D final 5.16 (H filed)
We receive & we lose, and must try to achieve gratitude & embrace with whole hearts whatever of life that remains after the losses - Dubus