"Guilt draws much of it's power over us from the fact that most of us have a real difficulty telling appropriate guilt from undeserved guilt. We believe that if we're feeling guilty it's always because we've done something bad.
Here is a list to determining if you should feel guilty:
Is what you did or want to do malicious?
Is what you did or want to do cruel?
Is what you did or want to do abusive?
Is what you did or want to do insulting, belittling, or demeaning?
Is what you did or want to do truly harmful to the other person's well being?
If you answer yes to any of these questions, the guilt you're feeling is appropriate as long as it creates feelings of remorse, and not self hatred.
Take a look at what is making you feels resentful and stressed out . "WHERE IS IT WRITTEN" ____ (name) assumes/expects/demands that I will do an action for them.
"WHERE IS IT WRITTEN that everyone else's needs are more important than mine. These seeming immutable rules, which are keeping you from treating yourself even half as well as you treat other people, are not etched in stone.
Guilt is a way of denieing loving yourself, when you denie loving yourself you denie the ability to love another.