Widerstand und Ergebung (Resistance and Submission, published in English as Letters and Papers from Prison) was compiled by Eberhard Bethge from the correspondence and loose manuscripts Bonhoeffer produced during his imprisonment at Tegel military prison from April 1943 to October 1944. The book first appeared in German in 1951 and in English in 1953 (expanded editions followed in 1971 and, most recently, in the Dietrich Bonhoeffer Works series). Its significance exceeds the sum of its contents. The letters to Bethge — Bonhoeffer's closest friend and eventual biographer — contain the unfinished theological project that has shaped Protestant thought for three generations: the proposal for a religionless Christianity, the concept of the world come of age, the vision of the church as "the church for others," and the suggestion that mature faith must learn to live etsi Deus non daretur (as if God were not given). The book is also, in less discussed dimensions, a record of ordinary prison life —