My aunt chased her granddaughter around the living room with a spoon and a bowl of rice and vegetables. My niece's eyes stayed fixed on the TV as her mouth opened and closed automatically while my aunt slipped in bite after bite. My daughter sat beside them, watching quietly. I needed to say something. "You shouldn't feed her like that," I said. "It's not good for her." Before my aunt could respond, my mother shot me a look from across the room — the kind many Chinese mothers can give without