"Part of the reason I think it's always difficult for public figures to talk about this is that the nature of politics is that you want to have everybody like you and project the best possible traits onto you," he says. "Oftentimes, that's by being as vague as possible, or appealing to the lowest common denominators. The more specific and detailed you are on issues as personal and fundamental as your faith, the more potentially dangerous it is. "

Obama  talking to the Chicago Sun-Times in 2004