Thinking about it, considering it. I notice a similarity to the parable of the prodigal son and also Luke 7:47 "...He who is forgiven little, loves little..."There is a parable:
"Two men went up to the temple to pray... "
I think of guilt as both a destructive and a useful process, like a fever or chemotherapy. It isn't the best way to kill a cold, and it is best used as a last resort.