Themes in motion: Majora's Mask

This article from ZeldaInformer goes over the depth of the underlying messages within the game.
http://www.zeldainformer.com/news/themes_in_motion_majoras_mask_and_the_five_stages_of_grief#.VQiOgY6sWSo

information on Grief and loss
http://psychcentral.com/lib/the-5-stages-of-loss-and-grief/000617