Well geez..That explains alot. Seriously.
Trying to deal with addiction and giving up soem comforts all at the same time is enough to make anyone want to kick down walls.
Is there anything that you can have that will help you feel better?
Take a nice hot bubble bath? Nice decaf tea or somehting?
Theres gotta be something you can do to relive some of that stress.
Beat the hell out of a pillow for awhile.