House doesn't whistle because he's impressed. It means he wasn't expecting it. It means he changed his mind at that point.
He whistled. It's huge. Anyone would think so.
Not if your mother's alive, you don't.  Okay! explain. Did House react to the eight centimeters?
Not if your mother's alive, you don't.  Okay! explain. Did House react to the eight centimeters? [SEP] He whistled. It's huge. Anyone would think so. [SEP] House doesn't whistle because he's impressed. It means he wasn't expecting it. It means he changed his mind at that point.