Whether we are sheltering at home on Pentecost or gathering together in church, we have reason for praise. Jesus Christ is the source of the Spirit and that Spirit will never fail.
A wonderful intimacy, eternal and beyond our understanding, lies beneath the surface of these words. What is even more wonderful is how this intimacy is also ours. Through the saving work of Jesus, this intimacy is extended unto us.
Jesus sees His disciples facing future uncertainty and responds not with details about dates and times and procedures to follow, but with His promise and His presence.
But this is not a story of Jesus being taken many places. This is a story of Jesus remaining in one place and deepening in His love of the Spirit and the Father.
This is what makes the reading from John so frightening and yet so exciting. Notice how Jesus appears. Not in miracles, not in marvels, but in relationships.