Chapter Vii:
This Is What I think about
Dreams
Dreams In general
Dreams are cyclical successions of images, emotions, ideas, and sensations that
occur involuntarily in the mind during certain stages of sleep. The content and purpose of
dreams are not fully understood, however, dreams have been a topic of scientific
speculation, as well as a subject of philosophical and religious interest. Some scientists
believe that in addition to humans, birds and other mammals also have dream cycles.
Dreams primarily occur in the rapid-eye movement, or REM, stage of sleep, when brain
activity is high and functionality resembles that of being awake. A dream can last for
several seconds or up to about twenty minutes. Individuals are more likely to remember
the dream if they are awakened during the REM stage. The average person has about
three to five dreams per night, although some dreamers may have up to seven. Typically,
dreams tend to last longer as the night progresses; throughout a full eight-hour’s of rest,
one can expect approximately two hours of dreaming to occur.
Dreams are often thought of as a connection to the unconscious; they can range
anywhere from normal to overly surreal and bizarre. Dreams can have varying natures,
presenting environments that can be frightening, exciting, magical, adventurous, or
sexual. The events within a dream are generally outside the control of the dreamer, with
the primary exception being lucid dreaming, where the dreamer is self-aware. Dreams
can at times trigger creative thought in the dreamer’s unconscious mind, or give a sense
of inspiration. Various opinions about the meaning of dreams have varied and shifted
throughout time, drastically varying with culture. The earliest documented accounts of
dreams were acquired from materials dating back approximately 5,000 years, in
Mesopotamia, where they were recorded on clay tablets. During the ancient Greek and
Roman dynasties, people believed that dreams were direct messages from the gods, or
from the dead, depending on the nature of the dream; in addition, they often interpreted
them as predictions of future events. Various cultures practiced dream incubation with
the intention of cultivating dreams that are prophetic in nature. Sigmund Freud, who
developed the discipline of psychoanalysis, wrote extensively about dream theories and
the interpretations derived from their existence. Freud explained dreams as
manifestations of ones deepest desires and anxieties, which is often linked to repressed
childhood memories or obsessions.
The Sleep cycle
One sleep cycle is comprised of four stages, as well as an initial transition period,
and repeats the cycle every 90-120 minutes, depending on the dreamer; the transition
period only occurs while the individual first drifts into sleep. Dreams can occur in any of
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the four stages of sleep, however, the most vivid and memorable dreams occur in the last
stage of sleep, which is the REM phase. People can typically only remember dreams that
occur closer to the morning when they are about to wake up; one may not remember a
dream, however, this fact does not imply the dream did not occur. Some people believe
that they simply do not dream when in reality they simply have a more difficult time of
remembering as soon as they wake up. Technically there are 5 stages of sleep, however,
the first stage is more of a transitional one, which is experienced only as the dreamer
initially falls asleep; the rest of the stages repeat several times throughout the night. Each
stage of sleep can be classified into one of two categories: Non-rapid eye movement
(NREM), and Rapid eye movement (REM). The 5 different phases associated with sleep
are described below.
_Transitional Phase _
The transitional phase begins the sleep cycle and is a very light form of sleep; this
stage is the initial transition period from reality to the subconscious. The brain produces
high amplitude theta waves, which travel at a lower velocity than those experienced in
the other phases of sleep; the frequency of a theta wave ranges from 4-7 Hertz (Hz). This
state only last around 5-10 minutes, and people who awake from this transitional period
may claim that they weren’t ever really asleep. This state gives your body enough time to
slow down so that your muscles can relax , allowing the sleep cycle to begin. As the body
begins to transition, the dreamer begins to experience hallucinations; these hallucinations
come in the form of swirling light and color patterns, which hypnotize your mind into a
restful sleep. The transitional period marks the loss of self- awareness, and eliminates
most sensory attachment to the physical world.
_NREM Stage 1 _
NREM Stage 1 occurs when you enter into light sleep, and typically lasts around
20 minutes. This state allows one to experience muscle relaxation, lowered body
temperature, and slowed heart rate; this phase prepares the body to enter into a form of
deep sleep. The brain begins to produce bursts of rapid and rhythmic brain wave activity,
which is often referred to as sleep spindles. Although your brainwaves have actually
slowed down further, they do in fact show bursts of higher brainwave activity possessing
a frequency in the lower beta range; brainwaves in this stage typically have a frequency
range of 12-16 Hz. This state is characterized by loss of nearly all muscle tone, a process
referred to as sleep paralysis, so that ones body cannot physically act out forthcoming
dreams. One will typically spend around half of a full nights rest in this stage of light
dreamless sleep.
_ _
_NREM Stage 2 _
NREM Stage 2 consists of a further drop in body temperature and enhances
relaxation of the muscles. The immune system begins to work on repairing the damage
done to the body throughout the day. In addition, the endocrine glands secrete growth
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hormones, and blood is sent to the muscles to be reconditioned; it is in this phase that one
can be considered completely asleep. During NREM Stage 2, the brainwaves produced
are slow delta waves, with frequencies ranging from 0.5-4 Hz; this will be the slowest
frequency brainwave that will ever be experienced, however, there may still be short
bursts of faster brain activity called beta waves. This phase marks the beginning of deep
sleep, which is also referred to as slow wave sleep. It is much harder to wake someone in
this stage of sleep; however, if awoken, one will feel especially drowsy, angry, and
confused for several minutes and will find it very hard to focus in this state of mind.
NREM Stage 2 is where sleep walking typically occurs.
NREM Stage 3
NREM Stage 3 is an even deeper level of sleep in which metabolic levels are
extremely low; this is considered the deepest kind of slow wave sleep. This stage
replenishes ones energy both physically and mentally; without enough deep sleep the
individual will not ever feel refreshed in the morning. Brainwaves are now exclusively in
the delta range during this section of the cycle.
_REM Sleep _
REM sleep marks the onset of dreaming, and after the body is submerged into
deeper stages of sleep, brainwave activity returns to the theta range of 4-8 Hz. While in
the REM state, one’s eyes move back and forth erratically, as if watching something from
underneath the eyelids; this stage arises roughly 90-100 minutes after the onset of sleep.
During REM sleep, blood pressure rises, heart rate accelerates, respiration becomes
irregular, and brain activity increases. Involuntary muscles become paralyzed or
immobilized; this is the most restorative part of sleep. When in the REM cycle, one’s
mind is being revitalized, and emotions are essentially being produced by the
subconscious. The four stages, ignoring the transition phase, repeat themselves several
times throughout the night as one is sleeping. As the cycle repeats, one will spend less
time in the other stages and more time in the REM dreaming state; hence, it will be
quicker to get to the REM phase each time this cycle repeats. People who are awoken
from REM sleep will dive right back into this stage as they return to sleep. REM sleep is
important to healthy brain functioning for several reasons, the primary being the creation
of long-term memories. This is the phase where lucid dreaming occurs, signified by even
greater brainwave frequencies, which can be as high as the gamma range of 38-90 Hz.
Sigmund Freud
In the late 19th century, psychotherapist Sigmund Freud developed a dream theory
in which he proposed that dream content is driven by unconscious wish fulfillment. He
theorized that important unconscious desires often relate to early childhood memories
and personal experiences. Freud’s theory describes dreams as possessing both manifest
and latent content; latent content relates to deep unconscious wishes or fantasies, whereas
the manifest content of a dream is the actual images, thoughts, and content contained
within the dream. In general, manifest content often masks or obscures latent content.
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Freud believed that humans are capable of scanning through the dream’s manifest content
to reveal the underlying significance. Freud began to analyze dreams in order to
understand aspects of personality as they relate to pathology, which is defined as the
study and diagnosis of disease. He believed that nothing one does occurs by chance;
every action and thought is motivated by ones unconscious at some level. In order for one
to live in a civilized society, one has to resist the tendency to hold back our urges, and
repress our impulses, as they have a way of coming to the surface in an unconscious state.
Freud believed that the unconscious mind expresses itself in a symbolic language,
and he categorized aspects of the mind into three categories. The first of these categories
is entitled the Id, and is _ _ concerned with primal impulses, pleasures, desires, unchecked urges, and wish fulfillment. The second of these he called the Ego, which relates to the
conscious, the rational, the moral, and the self-aware aspects of the mind. Lastly he
references the Superego, which he sees as the sensor for the Id, and is additionally
responsible for enforcing the moral codes of the Ego. When one is awake, the impulses
and desires of the Id are suppressed by the Superego. In a dream state one is able to get a glimpse into their subconscious. During sleep, one’s unconscious has the opportunity to
act out and express the hidden desires of the Id. The desires of the Id can at times be
disturbing and even psychologically harmful, so an internal censor is activated, which
translates the images into a more symbolic form. This process helps to preserve sleep,
and prevents one from waking up shocked at the images, which can ultimately result in
very confusing dream imagery. According to Freud, the reason one struggles to
remember their dreams is that the Superego is at work; it is doing its job by protecting
the conscious mind from the disturbing images and desires conjured by the unconscious.
The process by which the latent content of a dream is transformed into the manifest
content is known as the dream work. The dream work can disguise and distort the latent
thoughts in various ways. Freud classified images into the following processes to further
interpret the cryptic images that present themselves in our dreams.
[*Condensation: *]
This is the process by which the dreamer hides their feelings or urges by contracting them
or underplaying them into a brief dream image or event. The meaning of this specific
imagery may not be apparent or obvious to the dreamer. During this process, two or more
latent thoughts are combined to make up one manifest dream image or situation.
[*Displacement: *]
Instead of directing the emotion or desire toward the intended person or object, the
displacement process allows these attributes to be transferred onto meaningless and
unrelated objects in the manifest dream.
[*Symbolization: *]
This process is described by when the dreamer’s repressed urges or suppressed desires
are acted out metaphorically. When complex or vague concepts are converted into dream
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images the mind may use the image of a similar sounding and more recognizable word,
or use a similar but less intrusive object. Freud suggested that dream symbols are
generally sexual in meaning, thus many dreams have a sexual correlation.
[*Secondary Revision: *]
This is often regarded as the final stages of the dream work. The unconscious mind
organizes an incoherent dream into one that is more comprehensible and logical. The
secondary revision can be described as the way in which the dream work covers up the
contradiction, and attempts to reorganize the dream into a specific pattern that is in sync
with the dreamer’s experience of everyday life.
Carl Jung
Carl Jung, who was a Swiss psychiatrist and psychotherapist, rejected many of
Freud’s theories and expanded on Freud’s idea that dream content relates to the
dreamer’s unconscious desires. Jung described dreams as being messages to the dreamer,
and argued that dreamers should pay more close attention to the dream content for
personal understanding and growth. He came to believe that dreams present the dreamer
with revelations, which can uncover and help resolve emotional or religious problems
and fears. Jung documented that recurring dreams show up repeatedly to demand
attention, which suggests that the dreamer is neglecting an issue related to the dream. He
believed that many of the symbols and images within these dreams often return with each
following dream. Jung believed memories that were formed throughout each day play a
significant role in dreaming. These memories leave impressions for the unconscious mind
to deal with when the ego is at rest, as the unconscious mind re-enacts these glimpses of
the past in the form of a dream. Jung argued that dreaming is not a purely individual
concern, and that all dreams are part of one giant web of psychological factors. Jung
argued that one could consider every person present in the dream to represent aspects of
the dreamer.
According to Jung, dreams are a way of communicating and acquainting oneself
with the unconscious. Dreams are not attempts to conceal true feelings from the waking
mind, rather a window to the unconscious. They serve as a way to guide the waking self
to achieve wholeness and offer a solution to a problem that is being faced in ones waking
life. Jung viewed the ego as one’s sense of self, and the mechanism by which one is
portrayed to the world. A portion of Jung’s theory suggests that all things in life can be
viewed as paired opposites. Working in opposition to the ego, is the counter ego, which
represents the rejected aspects that one does not wish to acknowledge. Since dreams are a
way of communicating with the unconscious, Jung believed that dream imagery reveals
something about yourself, and your relationships with others, as well as specific
situations in your waking life. Dreams enhance personal growth and help one achieve
their full potential. Simply discussing what is occurring in your life can help you interpret
and unlock the cryptic images within your dreams. Jung’s method of dream interpretation
is placed more confidently on the dreamer, as he believed that everyone possesses the
necessary tools to interpret dreams.
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Jung commonly noted certain dream symbols that possess the same universal
meaning for both men and woman; he termed this phenomenon the collective
unconscious. Ones personal experiences often touch on universal themes and symbols,
and archetypal dreams usually occur at significant times or transitional periods in life.
These images often leave one with a sense of awe or present the dreamer with the
understanding that something important has been learned. These particular dreams have a
cosmic quality and an element of impossibility if the images of the dream occurred in
reality. Dreams are often extremely vivid, and remain in your mind long after the dream
was experienced. There are seven symbols of a dream that Jung identified as the major
archetypal characters.
*The Persona *
The persona is the image that you present to the world in your waking life. In the dream
world, the persona is represented by the idea of the Self. The Self may or may not
resemble you physically, and it may or may not behave as you would. The persona can
appear in many forms, however, regardless of the form, the dreamer still knows that this
representation is their avatar while in the dream.
*The Shadow *
The shadow represents the rejected and repressed aspects of oneself. It is essentially the
part of yourself that you do not want the world to see because it is perceived as ugly or
unappealing. The shadow can symbolize weakness, fear, or anger. It can be of the form of
a frightening figure, or even a close friend or relative. Their appearance in the dream
often leaves one angry or scared, and they can force the _dreamer to confront things that _
[_they don’t particularly want to see or hear. _] Jung believed that we must learn to accept the
shadow aspects within our subconscious because the messages are often seen as good,
even though it may not be immediately apparent.
[*The Anima/Animus *]
The anima and animus are the female and male aspects of oneself, respectively. Every
individual possesses both feminine and masculine qualities. Within our dreams, the
anima appears as a highly feminized figure, while the animus appears as a hyper
masculine form. These dream imageries occur dependent of how well you are able to
integrate the feminine and masculine qualities within yourself. They are used as a
reminder that one must learn to acknowledge and express the masculine and more
assertive side, as well as the feminine and more emotional side.
The Divine Child
The divine child is your true self in its purest form. It not only symbolizes your
innocence, sense of vulnerability, and helplessness, but represents your aspirations and
full potential as well. Typically, this figure would occur in the dreamer’s unconscious
mind as a baby or young child.
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The Wise Old Man/Woman
This character would be represented as the teacher of your dreams. It is typically viewed
as a teacher, father, doctor, priest, or other unknown authority figure. These images have
the function of offering guidance and words of wisdom, and they appear in the dream to
steer and guide the individual into the right direction.
The Great Mother
The great mother is the nurturer, and this figure typical appears as the dreamers own
mother, grandmother, or other nurturing figure. Her general purpose is to provide one
with positive reassurance. On the contrary, the great mother may be depicted as a witch
or old lady, and can be associated with seduction, dominance, and death.
*The Trickster *
The trickster is the entity that plays jokes on your unconscious mind to keep you from
taking yourself too seriously. The trickster may appear during times when you have
misjudged a situation, or he could find himself in your dream when you are uncertain
about a decision, or about where you want to go in your life. The trickster often makes
you feel uncomfortable or embarrassed, sometimes mocking you or exposing you to your
vulnerabilities.
Neurological dream philosophy
In 1976, J. Allan Hobson and Robert McClarley proposed a theory that changed
dream research, challenging the previously held Freudian view of dreams as unconscious
wishes demanding interpretation; this process came to be known as the Activation
Synthesis Theory. Hobson and McClarley both assumed that the structures that induce
REM sleep also generate sensory information. Hobson’s research suggested that the
signals interpreted as dreams originated in the brain stem during REM sleep; however,
later research by Mark Solms suggested that dreams are generated in the forebrain, and
that REM sleep and dreaming are not directly related. While working in the neurosurgery
department at various hospitals in Johannesburg and London, Solms had access to
patients with a various array of brain injuries. Solms began to question patients about
their dreams, and confirmed that patients with damage to the parietal lobe stopped
dreaming. Solms did not encounter cases of loss of dreaming with patients having brain
stem damage. This observation forced him to question Hobson’s prevailing theory, which
described the brain stem as the source of the signals interpreted as dreams.
By combining Hobson’s activation synthesis hypothesis with Solms’ related
findings, Jie Zhang proposed the continual-activation theory of dreaming. His theory
proposed that dreaming is a direct result of brain activation and synthesis, and that
dreaming and REM sleep are controlled by different brain mechanisms. Zhang
hypothesized that the function of sleep is to process, encode, and transfer the data from
the short-term memory to the long-term memory; there is not much evidence to support
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this theory. NREM sleep processes the conscious related memory, or declarative
memory, and REM sleep processes the unconscious related memory, or procedural
memory. Zhang assumed that during REM sleep the unconscious section of a brain is
busy processing the procedural memory; meanwhile, the level of activation in the
conscious part of the brain descends to a very low level as the inputs from the sensory are
basically disconnected. This process triggers the continual-activation mechanism to
generate a data stream from storing memory to flow through the conscious part of the
brain. Zhang suggests that this pulse-like brain activation is the inducer of each dream.
With the integration of the brain associative thinking system, dreaming is self-maintained
with the dreamer’s own thinking until the next pulse of memory insertion. This
mechanism could explain why dreams have both characteristics of continuity within a
dream, and sudden changes between two dreams.
Psychological dream philosophy
Numerous theories state that dreaming is a random by-product of REM sleep
physiology, and that it does not serve any natural, or significant purpose in daily life; in
this regard, dreams are a phenomenon that are a direct product of evolution, hence, they
have no adaptive function. Hobson believed that the substance of dreams did not have a
significant influence on waking actions, and that the majority of people go about their
daily lives perfectly well without remembering their dreams. Conversely, evolutionary
psychologists believe dreams serve some adaptive function for survival, and that people
continue to encounter the same problems in their waking life, both personal and
objective, in a dream state. In this retrospect, problems involving mathematics and
musical compositions, along with many others, may have the potential to be solved while
the individual is dreaming. A psychologist named Antti Revonsuo proposed that dreams
have evolved entirely for the purpose of threat simulation. The proposal by Revonsuo,
named the Threat Simulation Theory, hypothesized that physical and interpersonal threats
were serious during much of human evolution, and hence gave reproductive advantage to
those who survived them. Therefore, dreaming evolved to replicate these threats, and
continually practice dealing with them. Revonsuo proposed that contemporary dreams
comprise much more threatening events then people encounter throughout daily life, and
the dreamer often engages appropriately with them. It is suggested by this theory that
dreams serve the purpose of allowing the rehearsal of threatening scenarios in order to
better prepare the individual for real life threats.
A theory that was developed by Y.D. Tsai in 1995 claims to provide a mechanism
for mind-body interaction, and can potentially explain many dream related phenomena.
He proposed that dreams are a product of dissociated imagination as it is dissociated from
the conscious self and draws material from sensory memory for simulation, and can
produce feedback that may result in hallucinations. Dreams can affect mind-body
interaction by stimulating the sensory signals to drive the autonomous nerves. In the brain
and spine, the autonomous repair nerves, which can expand the blood vessels, connect
with the pain nerves. When repair nerves are prodded by compression or pain to send out
their repair signals, a chain reaction spreads out to set other repair nerves into action.
While dreaming, the body also employs the repair nerves to repair the body, and helps it
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grow and develop by simulating very intensive movement-compression signals that
expand the blood vessels when the level of growth enzymes increase.
Final Thoughts
Dream research appears to be a field that has not thoroughly been explored; the
works of Freud and Hung are some of the rare few theories hypothesized regarding
dreaming and its necessity for our everyday lives. There has to be a reason why we
require a certain amount of sleep to properly function, and why we live in an unconscious
reality every time we fall asleep. Out of all of the dream philosophy I discovered, I felt
that Jie Zhang’s theory most closely relates to how I interpret the necessity of dreams; I
believe the answer lies in memory storage. When we analyze memory we often times
break it up into two separate categories, which we refer to as short-term and long-term
memory. Is it possible for our brain to create memories, as well as engrave them into
long-term memory simultaneously? In most systems, usually in computer systems, it is
not possible to read and write simultaneously. A computer must periodically take in
information in one interval, and write it to permanent memory in another. I feel as if sleep
is essentially the mechanism that is used to store images into long-term memory.
Everyday we take in new experiences, we remember a majority of these experiences, and
are able to permanently write them to our brain so that we can access these images at
anytime.
I had a high school professor tell me one time that throughout the day your brain
takes in information and essentially stores it in a specific location in the brain. He
proposed that every night your brain cycles through these images and recycles them
essentially, leaving more room in memory to store new information. I think this theory is
partially correct, as I feel that your brain does cycle through all the images that were
produced throughout a day, or a week, and combines them in a strange array of mixed
images. I believe that throughout ones waking life, images are captured and stored to a
short-term memory bank. As you fall asleep and enter a dream state, the short-term
memories begin to transfer the data into the long-term memory bank. I believe that sleep
is absolutely necessary for the body to function properly. In this regard, I feel as if
memory storage has to be the primary reason our bodies need to sleep. I think that if
utilized properly, dreams may be able to serve a greater purpose. I find the concept of
lucid dreaming quite fascinating; in essence, one can use a lucid dream to make new
memories with individuals that were forever lost. I often find that in my dreams I can
view these projections in a 3-Dimensional frame; these projections are so accurate that I
can even recognize their faces and their names. It is a beautiful thing to be able to make
new memories, and feel new emotions, solely based on an unconscious state of mind.
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