That evening, a neighbor’s elderly man—Mr. Tanaka—knocked on her door. He asked if she could help him hang a picture. She noticed the fingers that once mended fishing nets now trembled, and she noticed, too, how easily people make themselves small to accommodate the world. Without a fuss, she fetched a ladder and hammered the nail while he steadied the frame. He asked, in a voice rough as toast, why she insisted on being helpful.