After finishing the PDF, download the 14th-century English treatise The Cloud of Unknowing (free on CCEL). It is a practical commentary on Dionysius. Where Dionysius provides theory, The Cloud provides a meditation technique.
This famous 14th-century English mystical manual is heavily based on the Dionysian path of silent prayer.
While dogmatic theology defines what can be known about God through scripture and tradition, mystical theology explores how God is experienced. It is often characterized by:
To truly approach God, one must negate all descriptions.
No. But understanding two Greek words helps: theosis (deification) and agnosia (unknowing). The PDFs will define these in footnotes.
: Approaching God by what He is not , recognizing He is beyond all human concepts.