school lesson becomes simply a Christian biology class about the birds and the koalas. In the process, the applications to human relationships can become as imaginative and strained as anything ever dreamed up by the earlier allegorists. There is certainly nothing wrong with biology classes or practical tips about dating and marriage. But when Jesus unpacked the central message of the Old Testament to his disciples on the road to Emmaus, he didn’t focus on its value in providing practical teaching
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