It's irresponsible to make a mess at home.
Wayne and Iris are just finishing up dinner at their kitchen table and Wayne has finished his meal.
Wayne wants to put his empty plate somewhere.
Wayne takes his empty plate and rinses it quickly before putting it in the dishwasher.
Wayne takes his empty plate and puts it on the kitchen counter and leaves to go watch TV.
Iris is happy that she's with a guy who knows to put things where they belong, and she doesn't have to chase after him.
Iris is annoyed that Wayne put the empty plate on the counter where it doesn't belong.