"Where will the weight of God's glory be felt if not in the preaching of the Word?"John Piper's preaching at Together for the Gospel has drawn attention what he calls expository exultation as he spoke on Why Expositional Preaching is Particularly Glorifying to God. A while back we were able to publish an article by him on this:
Preaching as Worship:
Meditations of Expository Exultation
(John Piper)