Justin Welby urged to provide 'wisdom' for the smartphone age As if to underline the difficulty of the task he faces, he was asked to sit facing the court as Dr Sentamu pronounced the "definitive sentence" on him, making him Archbishop of Canterbury. He earlier pledged allegiance to the Queen, her heirs and successors. But the ceremony also incorporated a service of dedication. In a sermon, Dr Sentamu took as his text a passage from Ecclesiastes speaking of the need for wisdom. "Ours is really the most self-regarding culture in many centuries," he said. We make choices as individuals, we have rights as individuals: if it works for you do it, if it no longer works for you throw it away and go on to the next thing. Never was the human universe so large yet so small. Never was a culture so written in the first person singular. "In the words of the late George Harrison, "I me, mine."" For the first time the list of requirements for the new Archbishop, drawn up by the Crown Nominations Commission which selected him last year, was read out. It included a call to "provide moral and spiritual leadership for the nation" and provide a "prophetic Christian voice" in public debate. It added that he should "and to provide a voice for "faith" in a developing secularist agenda."