In mandating a post-Labor Day start date for Maryland schools, Gov. Larry Hogan has once again demonstrated his arrogance and short-sightedness ("Spring break could be cut," Sept. 2). He cites increased family time as one of the reasons behind his plundering of the school calendar, but as a parent of two, I consider Thanksgiving, winter break and spring break to be not only equally valuable opportunities for family time but also much needed respites throughout the school year. To think that those breaks will now have to be shortened just to extend an already...