French artist Henri Matisse felt his work in the last years of his life best represented him. During that time he experimented with a new style, creating colorful, large-scale pictures with paper instead of paint. He decorated the walls of his room with these bright images. This was important to him because he had been diagnosed with cancer and was often confined to his bed.

Becoming ill, losing a job, or enduring heartbreak are examples of what some call “being in the valley,” where dread overshadows everything else. The people of Judah experienced this when they heard an invading army was…