Your once loving child is now a rude, snarly teenager. This too will pass, if you wait long enough. At least, it usually does
It was Christmas Eve.
"Nathan, how many times do I have to tell you to bring in your dishes from the TV room?"
"Why do you always nag me? That's all you do: nag, nag, nag. I'd do stuff if you didn't nag me so much."
"You know that's not true," Nathan's mother objected. "You never do anything."
"You never do anything except nag."
Nathan's mother didn't know what to do. Her teenage son's lack of respect and refusal to help were driving her crazy. She was ready to give up.