I believe people come in and out of our lives for a reason, whether they step into your path and stay for a lifetime or a few years. Or maybe only for a college semester or a week at summer camp, or for just two days at a professional seminar -- or even for three minutes at a checkout counter. Sometimes you just need to pay attention. Today I had one of those checkout counter experiences. I realized this morning that I'm in my 30th week of this pregnancy. Just 10 weeks left until Baby DeeDee makes his/her appearance. Which, at the pace my life has gone this past year, might as well be 10 minutes. And although I'm excited to meet this little gift, I've spent most of this past, oh, 25 weeks feeling incredibly anxious about the pregnancy and our new addition. Why would we upset the happy balance we have here in our family? Will Sweet Boy love and adore his younger sibling, or will he envy and dislike him/her? How will I be able to give my attention to two children, when one su