As to this cavern, or hollow place in the symbolic wall (caverna maceri??), it is the opening in our Lord's Side.The soul that would rise and ascend to its well-Beloved when pursued by the kites, vultures and other birds of prey, figures of evil spirits, should fly away as a timid dove, and take refuge in the Clefts in the Rock, namely in the Wounds of Jesus Christ, and above all in the hollow pla