Monday, January 6, 2014

Logic of signs and symbols helped Helen Keller


Meaning has both a logical and psychological aspect.  It must be employed as a sign or a symbol to someone and it must be capable of conveying a meaningful purpose. These two aspects, the logical and the psychological can be confused by the use of the ambiguous verb “to mean.”  At times it is proper to say “it means,” and other times “I mean.”  For example, the word “London” does not “mean” a city in the same sense that a person “means” the place.   (When I speak of London, I mean the city).  (London means many things to many people). Both aspects; the logic and the psychological are always present and their interplay produces a great variety of meanings.
There are two distinct functions of terms which have a right to the name “meaning.”  They may be either a sign or a symbol.
A sign indicates the existence of a past, present or future of a thing, event or condition. Wet streets are a sign that it has rained.  A patter on the roof is a sign that it is raining.  A change in the readings of the barometer or a ring round the moon is a sign that it is going to rain. The smell of smoke signifies the presence of fire. They are all natural signs of a greater event.  It is a symptom of a state of affairs.
The logical relation between a sign and its object is that they are associated to form a pair. Each sign corresponds with one definite item which is its object (event) signified. All the rest of the function and signals involves a third term, the subject, which uses the pair of items; and the relationship of the subject to the other two terms. The subject is related to the other two terms as a pair. What characterizes them is the fact that they are paired.  For example, a scratch on a persons’ arm would probably not be interesting enough to even have a name, but such a datum in its relation to the past is noted and called a “scar.”  Note, however, although the subject’s relationship is to the pair of other terms, the person also has a relationship with each one of them individually, which makes one of them the sign and the other the object. The difference between a sign and its object is that they are not interchangeable.
The difference is that the subject for which they constitute a pair  must find one more interesting than the other, and the latter more easily available than the former. If we are interested in tomorrow’s weather for example, the present events coupled with tomorrow’s weather phenomena, are signs for us.  A ring around the moon is not important in itself; but as a visible item coupled with something not yet present has meaning.  If it were not for the subject, the sign and object would be interchangeable.
In nature certain events are correlated so that the less important may be taken as signs of the more important. We may also produce arbitrary events purposely correlated with important ones that are to be their meaning. A whistle means the end of a shift at work, or something is about to start or end. A siren from an ambulance means an emergency. These are artificial signs that are not natural signals. Their logical relation to their objects however, is the same as that of natural signs.
The interpretation of signs is the basis of intelligence in all animals.  In humans both kinds of signals are used to guide practical activities.  We do the same thing all day long. We answer bells, watch the clock, obey warning signals, follow arrows, come at the baby’s cry, and close the window when it rains. The logical basis of all these interpretations show there is no limit to what a sign may mean.
Because a sign may mean so many things we may also misinterpret it. The misinterpretation of signs is the simplest form of mistake. A mistake is the most important form for a purpose because it creates disappointment, which is the simplest form of error and its correlate, the simplest form of knowledge. This is the truest interpretation of signs. It is the most elementary and the most tangible kind of intellect. It has obvious biological uses and equally obvious criteria of truth and falsehood.
In regards to signs and symbols, there is a famous passage in the autobiography of Helen Keller which describes the dawn of language upon her mind. She had used signs before, formed associations, learned to expect things and identify people or places; but there was a great day when the meaning of signs was eclipsed and dwarfed by the discovery that a certain datum in her limited world of sense had explicit meaning that a particular act of her fingers constituted a word. This event had required a long preparation; the child had learned many acts with her fingers, but they were meaningless play. Then one day her teacher took her out to walk  - and there the great advent of language occurred.
“She brought me my hat,” the memoir reads, “and I knew I was going out into the warm sunshine. This thought, if a wordless sensation may be called a thought, made me hop and skip with pleasure.
“We walked down the path to the well-house, attracted by the fragrance of the honeysuckle with which it was covered. Someone was drawing water and my teacher placed my hand under the spout.  As the cool stream gushed over my hand she spelled into the other the word water, first slowly, then rapidly, I stood still, my whole attention fixed upon the motion of her fingers. Suddenly I felt a misty consciousness as of something forgotten – a thrill of returning thought; and somehow the mystery of language was revealed to me. I knew then that w-a-t-e-r meant the wonderful cool something that was flowing over my hand. That living word awakened my soul, gave it light, hope, joy, set it free. There were barriers still, it is true, but barriers in time could be swept away.
I left the well-house eager to learn. Everything had a name, and each name gave birth to a new thought. As we returned to the house every object which I touched seemed to quiver with life. That was because I saw everything with the strange, new sight that had come to me.”

This passage is the best testimony anyone can give for finding  the  genuine difference between sign and symbol.

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