In a concise study, Rudolf Steiner presents an inspirational sketch of the evolution of the Mysteries - from ancient Persia through Egypt and Greece, to the Christian era and the present day. He traces the line of initiates from Egyptian divinities Isis and Osiris to Moses, King Arthur's Round Table and the Holy Grail in the twelfth century. Steiner focuses on the process of initiation as a historical topic: how initiation worked in ancient Egypt and in the late Middle Ages. But his presentation is also inspirational, leading to the question: How can we advance to initiation now? He...