St Maximus the Confessor (c. 580-662) beautifully expounds the meaning of the Divine Liturgy in this work, which had a profound influence on the subsequent tradition, beginning with St Germanus of Constantinople (PPS 8). Maximus' vision of the liturgy contemplates the interpenetrating relationships of all things with each other and with Christ, in whom all things cohere. The church building and the human being and the cosmos are all mutually related...