The same diversity in their ways of formation and the same rules for its solution hold good also for the innumerable medley of dream contents, examples of which I need scarcely adduce. Their strangeness quite disappears when we resolve not to place them on a level with the objects of perception as known to us when awake, but to remember that they represent the art of dream condensation by an exclusion of unnecessary detail.
diversity / dream / formation / perception
