In reference to Paul's epistle to the Romans, John Calvin declared, "If we have gained a true understanding of this epistle, we have an open door to all the most profound treasures of Scripture." I have shared Calvin's conviction for many years now. And I have found that no other book in the Bible unlocks the depths of God's Word, unfolds the wonders of Christian theology, nor establishes the pillars of Evangelical piety, quite like Paul's epistle...