Even though he towers over her, she keeps her ground. She's much stronger than him, he wouldn't test her too much. And, plus, Laura wouldn't actually rip his limbs off, just send him flinging across the room. That usually gets the point across.
She takes another drag of her cigarette, listening to Sweeney as he spoke. "I know," she clips. "I heard what happened. So how are you not dead now?" Laura tips her head to one side, craning a little to look up into his face.
Although, her attention is captured again by the village made out of doll parts. How could anyone ignore it for too long?