If there is a gift that Heaven has given to us through the pontificate of Pope Benedict XVI, that was not, in any case, the apostolic letter Summorum Pontificum (2007). Actually, such a gift could be a completely different and astounding one. It was the recognition of Saint Hildegard of Bingen a Doctor of the Church, an event that happened on October 7, 2012. But why would such an event be a heavenly gift?