Today was my kid’s first day of kindergarten. It’s half days this week to help the kids adjust and give the teachers a chance to decide how to split up the classes, then starting Monday it’s full day. O was totally ready. He wanted to leave early for class, and as soon as the teachers told the kids they could go in, he was off. No goodbye, not even a glance over his shoulder. He waddled off with the new Mario backpack he had picked out exclaiming, “I’m walking like a penguin!” (We...