A couple of years ago I wrote a post about sleep.  Jack was 11 months old and I was trying to put a positive spin on the whole terrible-sleeper-who-does-not-even-kind-of-come-close-to-sleeping-through-the-night thing.  Of course, when I wrote it there was a little part of me deep inside that thought, “this isn’t going to last forever, I’m sure he’ll be …