It's considered inappropriate to yell at your own mother.
Alan lives with his mother who has dementia, and he notices that she left the stove on.
Alan wants his mother to be safe and not burn the house down.
Alan talks to his mother calmly and decides to install safety locks for the stove.
Alan gets angry and yells at his mother not to leave the stove on.
Alan feels more connected to his mother and is reassured about her safety.
Alan's mother cries, and he has to reassure her that he still loves her.