We spend one third of our life asleep -- a fact that dream theorists rarely take into consideration. This startling collection of lectures by Rudolf Steiner, selected and introduced by psychologist Michael Lipson, provides a completely different way of looking at dreams, one based on an understanding of the spiritual nature of the human being. Once we admit that physical existence is just the tip of an iceberg whose mass belongs in the spiritual world, a radically new view of dreams arises: dream as the threshold to spiritual reality.