You should respect the rules of someone's house.
Eric just finished cooking his dinner downstairs with dishes everywhere and his landlord John just came home.
Eric wants to go to bed early and relax.
Eric washes the dishes quickly and eats and goes to bed.
Eric rushes upstairs with his food, eats and goes to bed without washing anything.
John is very happy and has an easy time cooking dinner for himself.
John doesn't have any clean dishes to eat with and is very angry at Eric.