At my wedding reception, my mother-in-law dragged a chair and wedged it between me and my new husband at our head table. "I'm the most important woman in his life," she declared. My husband just shrugged. Everyone stared, waiting for me to cry or scream. I didn't. I looked her right in the eye, gave her the sweetest smile I could manage, and said something that made her own smug smile falter: "You know what, Eleanor? You are absolutely right." "At my wedding reception, my mother-in-law dragged a