In Evangelicalism Divided , Iain Murray writes of the danger of redefining "Christian" by any means other than scripture: Is it not offensive and intolerant to suppose that anyone can distinguish true Christians from others? Are there not, it is said, many kinds of followers of Christ and does not love demand that we regard them all as 'fellow Christians'? This objection often proceeds on the basis of another argument - usually unstated - namely, that the New Testament itself does not give us enough light to be definite. And if Scripture does not resolve the question, 'what is a Christian?' then we must tolerated and justify a breadth of opinion on the subject. But if the New Testament does settle the question then we have no liberty to redefine 'Christian' in terms which neither Christ nor his apostles ever authorized. Evangelicalism has historically been distinguished by its conviction that Scripture speaks plainly on this fundamental issue; it giv...