I wrote this list when blessed with having—from my daughter and son-in-law, three grandsons (my son later added another grandson). This list, to me, has stood for at least a short test of time as the grandsons are now ages 8 to 13. Every item in “Grandpa’s Dozen” is worthy of a discussion, and every item advances in the value of its messaging as they mature. I still remember No. 7, which was told to me by my dad before going to a school dance. It was in Kansas, and I was a grade-schooler. I don’t recall even being interested in girls then. But something in Dad’s demeanor told me that he meant business in his advice. This single admonishment has served me for about 55 years. If I do my part, the attached list will do far more good for my grandsons than I received from my father and …