Yeah, I can see how you would feel that way. Then again, it could be that she's spent the last 4 mos. trying to encourage him out of his funk with kindnesses that just got ignored, and every attempt at relating to him being bitterly thrown back in her face. Plus, seeing how his being so self-absorbed is hurting their son brings out the instinctive maternal fight to protect Jamie. This could be a last-ditch attempt at waking Nathan up out of his pity party after mos. of trying every other way.