Pomp and circumstance depends a lot more on circumstance than pomp. The 396 graduates of Morehouse College in Atlanta learned that in an unforgettable way the other day at their commencement ceremony. The graduates whooped it up with their families and friends, with plenty to whoop it up for. The commencement speaker surprised them with the announcement that he was going to pay off all their student loans. Robert F. Smith, a billionaire investor, certainly deserved his honorary degree, and the Class of '19 was suddenly freed from burdensome college debt, relieved of monthly payments on their loans. They could...