Real faith knows and embraces doubt and questioning. Rather than locking ourselves in, as the disciples first did, we should learn from the curiosity of Thomas. The opposite of faith is not doubt but fear, and it is time to shed our fears.
In John 20:31 the gospel writer speaks directly to the reader, telling her that the primary purpose of John’s Gospel is to describe the signs or miracles worked by Jesus in order that readers come to believe Jesus is indeed the Messiah. All who hold this belief will obtain eternal life.