The origin of this character (very common in folktales and legends) is found in Saturn, who devoured his children as Cibeles brought them into the world. If the oneiric ogres frighten you, it means you are hurting those around you and, possibly, yourself. The figure of the ogre also denotes ignorance and weakness of character.
Gallery of dreams
Improving memory can be done in a number of ways, and one of those is by having a good night's sleep. During sleep, your mind is still busy and going through the process of consolidation, where it strengthen your memories as well as the "practice" skills, which you have learned while you're awake. According to the associate professor at NYU Langone Medical Center, Dr. Rapoport says that something happens while we are all sleeping, and it helps us learn things better. Thus, if you're trying something new, you can perform it better right after you sleep.
What is a dream?
Dream is defined as a series of thoughts in the form of images that occurs in one's mind during sleep. It is a natural process that everybody undergoes in his life. Researches have found that people dream several times a night, each of the dreams lasting about 20 minutes. It is also found that a man spends 6 years of his life in dreaming.