Today when my wife announced that she had invited Miss Fulton to dinner a spark of joy electrocuted me. I was flipping through the letters which had arrived with the morning post when I was startled by my wife’s voice. She had a way of moving as if her feet didn’t touch the ground and could enter a room without sound. This was something I liked about her when we first met, but recently this characteristic had been making me cagey. ‘You don’t mind, do you? Having another guest?’ she asked. I shook my head and circled my arm about her waist. I felt her relaxing and she nuzzled my ear. I had long ago told her that our marriage was going to be more of a friendship, but she still initiated small intimacies....