With a thought the feeling returns and I impulsively clutch my chest. It won't go away. My mind whirls with disordered thoughts. I realise that I'm frowning again and try to relax my eyebrows. The pain abates a bit, and I chastise myself once again for my moment of weakness as I become conscious of the way I'm clutching at my heart. But that thought is enough to trigger another wave of overwhelming loss to wash over me. D...