Beg and plead until you get her back. Ditch her again. If you hurt someone, pretend you care. Try to have a good memory, but it's OK if you forget trivial things. You know, like your girlfriend's birthday and eye colour.
Ignorance solves problems.
If you can't see them, they can't see you. It is never your duty to take responsibility for your actions. Create new words and phrases to describe genetalia, sex, semen, etc. Complain about not getting any mail. Play with your food only if you are in a public place with people you don't know.