Patients are hard to shut off when they start telling dreams. If you want to waste your time, you will listen. A frantic effort to orient, just to locate himself so that he can feel secure, that's what a dream is and a dream of course is pretended knowingness because he is at none of these places. A pretended knowingness about location.
Dreams follow a sudden loss.
It's an effort to orient oneself and get something back. The imaginative reconstruction of areas of randomity or the re-symbolization of the efforts of theta. A dream in its normal function is that powerful and original mechanism called the imagination compositing or creating new pictures.