The reason is because Wendy and Peter were thinking about lions in a svannah and those are the images that were projected on the walls. The children wanted to experience lions eating their parents. The father of the children even said that the children used to think of a cow that jumped over the moon and that was projected on the walls. Next the kids pictured a girl sitting in a forest clearing and that got projected on the walls. That was because they were hiding the truth of what they wanted to experience.
I believe that isn't true if everyone else had the same dream then it would just make getting where you want to be. but you can be whatever you want to be unless it's an animal then that dream can come true at halloween when you dress up as the dream animal
In the sample sentence, the word quick is in the verb form when it should have the -ly ending to denote that it is an adverb. That is to say, since it is describing the verb "works" it should be the adverb "quickly" instead.