When we get to heaven and we are in the presence of God’s glory for all eternity, experiencing his consuming love where tears will be shed no more; does anything negative that happened on earth really matter at that point? If it doesn’t, and it doesn’t, why dwell on it now and certainly not for the rest of our life. Let it go and let the Lord have his vengeance, because his Word promises us that the offence will be dealt with at his pace and time. As long as we are seeking vengeance and trying to do his job, he can not intervene and nothing will get done.
The only thing that matters in this life is living it to the best of our ability, with the gifts of love, peace and joy in our heart. To love someone else, anybody, more than we love ourselves. What really matters is helping the needy, someone that is badly in need of help. Possibly .