This book is sure to engage any reader interested not only in St. John of the Cross's poetry and prose presentations of the journey to God but in the contemporary psychological underpinnings of the spiritual experience as well. In this pivotal new book, Father Marc Foley guides the modern reader through the impasse and challenges on the spiritual journey which St. John portrays in the dark night, opening up the Mystical Doctor's deep understanding of the experience and graced events of the purifying nights of sense and spirit. Offering theological and psychological insights coupled with his experience as a spiritual guide, the author provides an invaluable resource for those committed to the spiritual journey to better understand the challenges and invitations it can offer.