In summary, the passion and persistence of grit motivates and carries us over rough seas like a well-made surfboard. We can think of an absence of effort like a crack in our surfboard that needs repair.
We can't force someone to forgive. Therefore, the road to forgiveness may also involve understanding the person who has harmed us. This requires starting off on a journey that may entail a close examination of the person we need to forgive. The journey can be long and torturous.