It's a big question and one that prompts all sorts of different - often quite heated - responses. In early 2012 a series of faith debates in central London explored different aspects of the topic. Each debate featured contributions from a panel of academics, politicians, faith leaders and other high-profile figures, and The Tablet published extracts from some of the key contributors.
Here you can click on each of The Tablet articles, as well as watch the debate in full.
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