05:32Heart and SoulCelibacyEpisode 1BBC World Service Duration: 27 minutes Sat 29th May 2010, 05:32 on BBC World Service OnlineAvailable for over a yearListen nowWhen did celibacy become mandatory for the priests in the Catholic Church? We examine the unmarried life of the priest.GenresReligion & EthicsBrandHeart and SoulSeriesHeart and Soul: Celibacy Source: BBC Online