Desert-island theology is when you try to reduce a theological question down to its basic elements. This can be a really helpful activity for thinking clearly, however it need to be taken back into context. Some examples:
What is marriage? Well, if a single guy and single girl found themselves stranded on a desert island, couldn’t they make promises to Other and get married and have sex and it not be sin? Sure. At its most basic level marriage is two people in a covenanted relationship. But that doesn’t mean you and your girlfriend are married when you promise to live each other and decide to have sex. You’re not on a desert island!! The basic principles are not the only ones.
What about church? If two people find themselves on a desert island, and they read the bible and pray – yeah, it’s their church! But when you refuse…
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