I think the first step is to understand that forgiveness does not exonerate the perpetrator. Forgiveness liberates the victim. It's a gift you give yourself.
FORGIVENESS, FORGIVENESS LIBERATES THE VICTIM
When you forgive, you in no way change the past - but you sure do change the future.
The practice of forgiveness is our most important contribution to the healing of the world.
Never forget the three powerful resources you always have available to you: love, prayer, and forgiveness.