And frankly, they would have chose it no matter what you had said. Their goal is to make you want to shrink down so they can tower. You cannot control how others will react to your own truths. You can only choose and learn to react with poise in the face of a manipulator. And, if setting a realistic boundary upsets said manipulator; that is fine enough of an indicator to leave the situation immediately. No matter how much one would stomp their childish feet at it. "No" is a full sentence.