““we can all enjoy a well-prepared meal, but unless somebody in the house knows how to cook and something about balanced diets, we risk either obesity or malnutrition—or even food poisoning. The theological equivalents of those may take longer for symptoms to appear, but unless someone in the church—in each Christian gathering, in each generation—is working on deeper understandings of foundational Christian truth, it is perilously easy for individuals and communities to drift away from the life-giving meaning of the gospel itself.””