When my oldest son was a few months old, and I was deep in the midst of sleep-deprivation and "mommy fog", I remember thinking one particular thought over and over: "If he would sleep through the night just once -- just once -- then I could finally get a good night's sleep." But when he finally did start sleeping well, I discovered something -- he could sleep through the night, but I couldn't! Suddenly, I was the one waking up multiple times each night, unable to fall back asleep, while my