as children of obedience, not conforming yourselves according to your former lusts as in your ignorance,

 (ii) We are the exiles of eternity. This is never to say that we must withdraw from the world, but that in the realest sense we must be at the same time both in the world and not of it. It has been wisely said that the Christian must be apart from the world but never aloof from it. Wherever the exiled Jew settled, his eyes were towards Jerusalem. In foreign countries his synagogues were so built that, when the worshipper entered, he was facing towards Jerusalem. However useful a citizen of his adopted country the Jew was, his greatest loyalty was to Jerusalem. 