Healing a hurt world involves forgiving those who have hurt us. It is an intentional and thoughtful act. We should aim to forgive those with whom we have a relationship, or in whom we have an investment. That is to heal the hurt we should acknowledge the damage done to both parties, and the value of taking some responsibility for the damage, and the reparation.
Forgiveness is therefore an emotional and selective endeavour. Hence we should aim to merely forget those about whom we cannot honestly say "I care."
Tough choices? How about today's report from BBC Mundo on the environmental impact of a Google search. "Two Google questions use as much energy as a cup of instant coffee"….
http://news.bbc.co.uk/hi/spanish/science/newsid_7823000/7823918.stm
There is no free inquisition.