Baby Lessons

There's nothing as exhilarating as becoming a parent  -- and nothing so confusing and nerve-racking. To the rescue: the seasoned moms and dads who've survived round-the-clock feedings, sleepless nights, crying fits, and, of course, the first words and other priceless moments that make it all worthwhile. Here, they tell what they would have done differently  -- so you can get started on the right foot: