Bonaventure’s stairway of contemplation from the exterior world, to the interior, to the Eternal. Conceived by the “Seraphic Doctor” in 1259 while contemplating, at Mt. Alverna, the stigmata of St. Francis; Journey of the Mind to God (Itinerarium mentis in Deum) is perhaps his defining work. Image links to translation derived from Christian Classics Ethereal Library. Hardcopy recommendation: The Works of Bonaventure, Mystical Opuscula, translated by Jose de Vinck, St. Anthony Guild Press.