To what merit does an apology hold without the efforts to undo it? And with these efforts we place emphasis upon changing the circumstances to which the apology was needed in the first place.
You see, it is all about building different neurological pathways in the brain. Neurological pathways are the connections our brains make everyday. They shuffle electrical reactions to different areas of the brain and the heaviest traveled paths are naturally widened to accommodate the shuffle and in doing so habitual behavior and reactions are created. Those knee jerk, go to reactions and habits you love to reenact.