On a trinitarian approach to liturgy

(Note: this post draws from The trinitarian DNA of Christian Worship, an essay by John D. Witvliet.) If the corporate worship of the church were fully grounded in and shaped by the doctrine of the Trinity, what would it look like? In answer, consider this definition of Christian worship from T. F. Torrance: In our worship the Holy Spirit comes forth from God, uniting us to the response and obedience and faith and prayer of Jesus, and returns to God, raising us up in Jesus to participate in the worship of heaven and in the eternal communion of the Holy Trinity. For T.F.(and other trinitarian theologians), worship has two directional movements —God's coming to the church, and the church's response to God. Both of these movements involve the action of each member of the Trinity: Father, Son and Spirit. The agents that enable God's coming to us and our response back to God are not less than divine persons, whose work can be trusted to be efficacious. Trinitarian theologian Col