Complete the following sentence: O'Brien said, while criticizing a parliamentary bill on embryology in 2008, that he carried an organ donor card. O'Brien suffered from heart problems and was fitted with a pacemaker after complaining of dizzy spells and fainting before Passion Sunday Mass in March 2008. ■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■
2013 conclave he said "Approaching the age of 75 and at times in indifferent health, I tendered my resignation as Archbishop of St Andrews and Edinburgh to Pope Benedict XVI some months ago".