According to modern theory, the dream is the subconscious mind, is the brain did not complete things by the cerebellum to complete the day, day and night dreams. It may be that recently encountered or once thought of things, perhaps Zhang Guanzhi, perhaps is to move the wood; perhaps with the books, films and television works, real life storyline skewered; perhaps sleeping position is not good, a part of the body discomfort, integration to similar items and the emergence of related dreams, perhaps the dreamer is not sleeping well, think more more; perhaps their loved ones, friends, people who used to get along with some pining, Perhaps the dreamer is thinking about his relatives, friends or people he used to get along with, worrying about them, holding on to them or having preconceived notions about them. Perhaps it is the nostalgia for the past, the deceased relatives and friends; perhaps the hope, anticipation, fantasy or fear of what is going to happen, disturbed, entangled ...... These are not indicative of anything.