Some were people of rank and influence. Some were ordinary folk. Some were even his friends. Four centuries later, these deeply moving accounts of faith and courage mark a path for modern Christians to measure the depth of their commitment.

    It is Luther's response to Desiderius Erasmus's "Diatribe on Free Will, " written in his direct and unique style, combining deep spirituality with humor. Luther writes powerfully about man's depravity and God's sovereignty. The crucial issue for Luther concerned what ability free will has, and to what degree it is subject to God's sovereignty. For Luther, this key issue of free will is directly connected to God's plan of salvation. Is man able to save himself, or is his salvation entirely a work of divine grace? This work is vital to understanding the primary doctrines of the Reformation and will long remain among the great theological classics of Christian history.

    A spiritual classic, this detailed and comprehensive study by one of the greatest expository preachers of our time explains Christ's teaching in the Sermon on the Mount and incisively applies it to the Christian life.

    Never offline, always within reach, we now wield in our hands a magic wand of technological power we have only begun to grasp. But it raises new enigmas, too. Never more connected, we seem to be growing more distant. Never more efficient, we have never been more distracted. Drawing from the insights of numerous thinkers, published studies, and his own research, writer Tony Reinke identifies twelve potent ways our smartphones have changed us—for good and bad. Reinke calls us to cultivate wise thinking and healthy habits in the digital age, encouraging us to maximize the many blessings, to avoid the various pitfalls, and to wisely wield the most powerful gadget of human connection ever unleashed.