“Let’s say there is a ship on the high sea, having a fierce struggle with the waves. The storm wind is blowing harder by the minute. The boat is small, tossed about like a toy; the sky is dark; the sailors’ strength is failing. Then one of them is gripped by . . . whom? what? . . . he cannot tell himself. But someone is there in the boat who wasn’t there before. . . . Suddenly he can no longer see or hear anything, can no longer row, a wave overwhelms him, and in final desperation he shrieks: Stranger in this boat, who are you? And the other answers, I am Fear. . . . All hope is lost, Fear is in the boat.”

On January 15, 1933, in a Berlin church, Dietrich Bonhoeffer delivered this haunting allegory in a sermon entitled “Overcoming Fear.”

Germany was in the midst of fearful and turbulent times, indeed. The devastation of defeat from World War I, just 14 years earlier, was fresh on the people’s minds and hearts. The Stock Market Crash of 1929 ...