What is John's Mission in His Gospel?
I love the Gospel of John. If for no other reason, it is different. Unlike the other three gospels, there is no birth story, no temptation, or no transfiguration. In Orthodoxy, we read John in the lectionary during the Easter season. The Gospel for Easter Sunday is John’s Prologue in Chapter 1. This gives a clue as to why the Church thinks John was written. The newly baptized experiencing their first Liturgy on Easter Sunday begin to read a new Gospel – the Gospel of John. John himself proclaims his purpose for writing at the end of his book. He wrote so that the reader would know that Jesus is the Son of God, and by trusting in Him, would have eternal life. John is designed to bolster faith, perhaps in the face of heresy, for there were many false teachers who questioned the fullness of Jesus’ humanity and divinity. Or perhaps, John is trying to protect us not from the heresy of the head, but of the heart. ...