On August 3, 2008, at approximately 9:30 p.m., my baby ceased being a baby. It all started last week, really, when she began talking in complete sentences. I asked, "Sarina, do you want me to open the door?" and she responded, "Mommy, open the door." Several 4-word phrases and sentences followed. She dropped a quarter in her grandparents' pool and said, "Money in the pool!" What got me the most, aside from the fact that she was 16 months old, was that she was speaking in gramatically correct terms. I was unstoppably happy, glowing with the pride of a parent who's just found out her daughter will be the valedictorian of her class at Harvard AND has paid off her schooling with the money she's made as a cover model for tasteful magazines. Then the unstoppable happiness stopped. It happened when I was preparing for Sarina's bath. She was playing in her room, and I went to her closet to check for diapers. She came up behind me and tapped me. ...