It's mean to make someone feel worthless.
John just lost his job and sees his wife Mindy at home cooking dinner.
John wants to feel powerful.
John takes a breath, tells Mindy he lost his job and goes to work out.
John raises his voice and tells Mindy she can't cook, so she shouldn't even try.
Mindy comforts John and feels closer to him.
Mindy resents John and wonders whether he even loves her.