A cautionary tale for a world in which social media has shattered the boundaries of intimacy. The first time that M lanie met Clara, she was stunned by Clara's sense of authority, and for her part, Clara was struck by M lanie's pink, glittery nails, which shimmered in the dark. "She looks like a child," thought the first. "She looks like a doll," pondered the second. These two women, both of the same generation...