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This treatise offers a detailed map of the angelic realms. Pseudo-Dionysius organizes the angels into three triads (Seraphim, Cherubim, Thrones; Dominions, Virtues, Powers; Principalities, Archangels, Angels). This ranking system became the standard for medieval angelology and heavily influenced art, literature, and liturgy. If you have ever seen a nine-tiered choir of angels in a Renaissance painting, you are looking at Dionysian theology. pseudo-dionysius the complete works pdf
The complete works usually conclude with ten short letters. The most famous is the Eighth Letter to Demophilus, which deals with justice and vengeance, and the Ninth Letter (also to Titus), which provides a hermeneutic for interpreting scripture. These letters are practical guides, showing how the abstract philosophy applies to clerical life. If you cannot obtain a legal PDF, consider: