In reading the Bonhoeffer biography by Eric Metaxas, I was struck by how Bonhoeffer maintained his joy and basic Christian goodness even in the midst of persecution while in prison.  Like Joseph in the Bible, even the prison authorities were drawn to him, finding him genuinely kind and generous – even those guards who were despised by the other prisoners.  Metaxas says that “He was a genuinely good man, a living rebuke to the forces that oppressed them and over which they (both prisoners and guards) had little power.”  He became a confessor to those in the prison – even the guards. Afterward prisoners wrote about…