Dreaming...

Does it seem like I always choose to write in here when I think I have something really deep to say? Right now I am back to a spot mentally where I don't like to be, confused by thoughts from the now distant past and current events. What is the purpose of dreams? When I have a vivid dream it sticks with me for a long, long time. I can't shake thinking about them even though they can usually be rationalized if analyzed. I've already talked with people about the dreams I've had and done that but I continue to think about the "deeper meaning." What's sad is the possibility that there isn't one...