"The [url=http://www.vatican.va/archive/ccc_css/archive/catechism/p3s2c2a6.htm]]]Catechism of the Catholic Church[/url] explains this very well," Pope Francis said in a wide-ranging 80-minute long interview with Vatican ([url=http://www.bbc.co.uk/news/world-europe-23489702]]]including BBC[/url]) journalists.