comparison
The motivation should come from the inner self. :D
http://moksheungming.tripod.com/zzz1.html
According to this site, it employs sound psychology.
For myself, a movie or an instrumental music that exactly describes my mental state has helped to alleviate the pain. I have played repeatedly too. It does help to face the truth.
Memories can't be erased; there's another realm of consciousness being recorded. An analogy will be files in computer as compared to our subconsciousness : it's almost like even if a file is deleted, there will be fragments being left behind.
In the movie Eternal Sunshine of the Spotless Mind, when Joel finds out that he's been erased by Clementine, and he decides to do the same. However, as the memories are slowly erased, Joel tries his best to resist the procedure and hide the memories inside his own mind.
When the time has passed, all we left are memories, be it be good or bad...we just have to deal with it.
