2 THE SUBJECT MATTER OF THEOLOGY LUTHER very carefully considered the subject matter of theology. Theology is concerned with the knowledge of God and of man. It is therefore both theology in the narrower sense—the doctrine of God—and anthropology. These two are inseparably joined together. God can be properly known only in terms of his relationship to man; and man can be properly known only in terms of his relationship to God. Theology is thus concerned neither with an objective doctrine of God nor
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