Poetry Written in an Actual Prison, Not Only a Metaphorical One

John's most famous theological image, the dark night of the soul, is often read purely as an abstract description of spiritual desolation, but a considerable part of his own poetry on the theme was composed during a real and severe imprisonment inflicted by members of his own religious order. As the Discalced reform movement he helped Teresa of Avila establish met fierce resistance from the Calced Carmelites who opposed it, John was seized by opponents of the reform and held for months in a cramped cell in Toledo, subjected to punishment and pressure to abandon the reform, before eventually escaping.

Some of his most celebrated poems, including material closely tied to the dark night theme, are traditionally associated with this imprisonment or the period immediately following his escape, which means the desolation and darkness his poetry explores was not only a mystical or literary conceit but was shaped by genuine persecution carried out by fellow Carmelites rather than by outside enemies of the faith. He was later declared a Doctor of the Church, centuries after his death, a recognition that sits alongside this less comfortable fact: one of Catholicism's most treasured mystical poets produced some of his defining work while a prisoner of his own religious brothers, in a conflict over the direction of their shared order rather than any dispute with the wider Church.