As of yesterday, we are within four weeks of Christmas. If that thought stresses you ought just a bit, you’re not alone. An untold number of studies say that the weeks between Thanksgiving and New Year’s are among the most stressful of the year. And while I think that’s true for all kinds of people for all kinds of reasons, I think that’s particularly true for parents. Parents who want to make sure Christmas is great for their kids while also attending to all the usual stuff at work and home and, at this time of the year, trying to please their own siblings and parents as well. And, truth be told, when I say parents, I want to add a...