It's kind to help your parent.
Peter is at home when he gets a phone call from her mother asking him to come over and help her move a couch.
Peter wants to respond to his mother's request.
Peter tells his mother that he can and says that he'll be over at her place shortly.
Peter tells his mother that he just can't today because he's not feeling so great, and he can't lift heavy objects.
Peter's mother is delighted and relieved that she will get the assistance she needed.
Peter's mother is stressed out because now she has to seek help elsewhere.