Before I came to faith in Christ, I had heard the gospel preached but wrestled with Jesus’s identity. How could He offer forgiveness for my sins when the Bible says only God can forgive sins? I discovered I wasn’t alone in my struggles after reading J.I. Packer’s Knowing God. Packer suggests that for many unbelievers the “really staggering Christian claim is that Jesus of Nazareth was God made man . . . as truly and fully divine as He was human.” Yet this is the truth that makes salvation possible.

When the apostle Paul refers to Christ as “the image of…