It's wrong to be violent with a spouse.
Becky feels her husband is too lax on how to punish their delinquent son.
Becky wants to vent her frustration at his attitude.
Becky calmly lays out all the problems she has with his attitude towards their son.
Becky starts throwing things at him when her anger explodes.
Becky is able to express herself well enough to compel her husband to reach a compromise.
Becky loses any high ground she may have had with her violent display.