"I did, and I fell in love with the facade. Not that it would have mattered. Ron would have told me to marry him, and Molly would have made me ignore his affairs. I would have started to slowly die a little more every day. And no one would notice or care. Obedience charms cause the casters to become colder and indifferent to the victim. Because how could you do that to someone you love or at least care for?"