Transfer obsession to other persons, can function if you the new object of your obsessions is not a copy, because where there is a copy there is a original, you always will see the original in the copy and remembering that you can not have the original.
Begin a life of sexual depravation, also can be a good solution for relief the situation, but not for cure the problem. But is very very ok. Cojonudo!!!!!!!
pride hurt is a bad thing. You can do:
a) kill the pride, in the path of budism zen :P
b) Pick a good friend, talk about the situation, and together try the find the funny , ironic, cynical face of your situation or your attitude.... rage or laugh can erase many things, they can transmute emotions in others. You can see the childish point and
c) Pick a photo of him, and remember all the bad things about him, all the bad moments and shabi moments, and focus, associated with those feelings his image. twice daily for 5 minutes with this little ritual of hate (like in ¨1984¨). Then when you think about
him, you will have a pretty mix of feelings.
Then in the balance of affects in your mind, you will have a chance. mechanics of feelings, only a feeling can defeat other feeling, not reasons in this battle.
Other ways: drugs, travel, spend time in this forum :P