St. Bonaventure (1221–1274) was born with the name Giovanni in Tuscany, Italy. As a child he became seriously ill and was in danger of death until his mother brought him to St. Francis of Assisi, who was then living in the region as a mendicant friar. It is said that St. Francis healed the child and afterward exclaimed, "O buona ventura (O good fortune)!" when he prophetically...