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This book contains material which the author describes as preliminary to a larger work on the "Direction of Thought." In it he has endeavored to apply to the study and analysis of dreams some general psychologic principles concerning the factors that lead to the particular form of action that is chosen in any set of circumstances. He illustrates this by a diagram similar to the parallelogram of forces and points out that the reaction which occurs is the resultant of forces that constitute the real aim and those that are represented by sense perceptions, both visceral and external, with their concomitant emotional and sentimental tendencies. The various tendencies and the modifications which they cause in the state of receptivity to stimuli are discussed in some detail.
Chapter 2 is devoted to an analysis of the love sentiments, and chapter 3 deals with the sequence of representations. Chapter 4 discusses hypnagogic