Based on a series of lectures delivered by Rudolf Steiner in Paris, 1906 and transcribed by Eduard Schuré, An Esoteric Cosmology is a concise but powerful book and essential reading for students of Steiner. A wide variety of topics are covered, including Intellect, the Mission of Christianity, Manicheism, God, Man and Nature, Involution and Evolution, History of Yoga, The Gospel of St. John, Christian Mysticism, The Astral World, The Devachanic World (Heaven), Dreams, The Evolution of Planets and Earth, Earthquakes, Volcanoes and Human Will, Redemption and Liberation and the Apocalypse.