In this photo provided by the Vatican newspaper L'Osservatore Romano, Pope Benedict XVI, center, delivers his message on the occasion of his farewell meeting to cardinals, at the Vatica

 

              In this photo provided by the Vatican newspaper L
In this photo provided by the Vatican newspaper L'Osservatore Romano, Pope Benedict XVI, center, delivers his message on the occasion of his farewell meeting to cardinals, at the Vatican, Thursday, Feb. 28, 2013. Benedict XVI promised his "unconditional reverence and obedience" to his successor in his final words to his cardinals Thursday, a poignant farewell before he becomes the first pope in 600 years to resign. At left is his personal secretary Archbishop Georg Gaenswein. (AP Photo/L'Osservatore Romano, ho)