He stopped himself before he said the word that she knew he wanted to say. The subject of her mental health had always been a sensitive one, especially in recent years as she felt her sanity slipping through her fingers. No single human being was supposed to be able to go through the hellacious existence she had without fear of losing at least some part of their mental faculties. Still, she didn't like to be reminded that she was teetering on the edge of insanity.