The Analysis of Mind, Bertrand Russell [best desktop ebook reader .txt] 📗
- Author: Bertrand Russell
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and objective in the case of memory-beliefs, where the content is
“this occurred” and the objective is the past event.
(4) Between content and objective there is sometimes a very wide
gulf, for example in the case of “Caesar crossed the Rubicon.”
This gulf may, when it is first perceived, give us a feeling that
we cannot really ” know ” anything about the outer world. All we
can “know,” it may be said, is what is now in our thoughts. If
Caesar and the Rubicon cannot be bodily in our thoughts, it might
seem as though we must remain cut off from knowledge of them. I
shall not now deal at length with this feeling, since it is
necessary first to define “knowing,” which cannot be done yet.
But I will say, as a preliminary answer, that the feeling assumes
an ideal of knowing which I believe to be quite mistaken. ~ it
assumes, if it is thought out, something like the mystic unity of
knower and known. These two are often said to be combined into a
unity by the fact of cognition; hence when this unity is plainly
absent, it may seem as if there were no genuine cognition. For my
part, I think such theories and feelings wholly mistaken: I
believe knowing to be a very external and complicated relation,
incapable of exact definition, dependent upon causal laws, and
involving no more unity than there is between a signpost and the
town to which it points. I shall return to this question on a
later occasion; for the moment these provisional remarks must
suffice.
(5) The objective reference of a belief is connected with the
fact that all or some of the constituents of its content have
meaning. If I say “Caesar conquered Gaul,” a person who knows the
meaning of the three words composing my statement knows as much
as can be known about the nature of the objective which would
make my statement true. It is clear that the objective reference
of a belief is, in general, in some way derivative from the
meanings of the words or images that occur in its content. There
are, however, certain complications which must be borne in mind.
In the first place, it might be contended that a memory-image
acquires meaning only through the memory-belief, which would
seem, at least in the case of memory, to make belief more
primitive than the meaning of images. In the second place, it is
a very singular thing that meaning, which is single, should
generate objective reference, which is dual, namely true and
false. This is one of the facts which any theory of belief must
explain if it is to be satisfactory.
It is now time to leave these preliminary requisites, and attempt
the analysis of the contents of beliefs.
The first thing to notice about what is believed, i.e. about the
content of a belief, is that it is always complex: We believe
that a certain thing has a certain property, or a certain
relation to something else, or that it occurred or will occur (in
the sense discussed at the end of Lecture IX); or we may believe
that all the members of a certain class have a certain property,
or that a certain property sometimes occurs among the members of
a class; or we may believe that if one thing happens, another
will happen (for example, “if it rains I shall bring my
umbrella”), or we may believe that something does not happen, or
did not or will not happen (for example, “it won’t rain”); or
that one of two things must happen (for example, “either you
withdraw your accusation, or I shall bring a libel action”). The
catalogue of the sorts of things we may believe is infinite, but
all of them are complex.
Language sometimes conceals the complexity of a belief. We say
that a person believes in God, and it might seem as if God formed
the whole content of the belief. But what is really believed is
that God exists, which is very far from being simple. Similarly,
when a person has a memory-image with a memory-belief, the belief
is “this occurred,” in the sense explained in Lecture IX; and
“this occurred” is not simple. In like manner all cases where the
content of a belief seems simple at first sight will be found, on
examination, to confirm the view that the content is always
complex.
The content of a belief involves not merely a plurality of
constituents, but definite relations between them; it is not
determinate when its constituents alone are given. For example,
“Plato preceded Aristotle” and “Aristotle preceded Plato” are
both contents which may be believed, but, although they consist
of exactly the same constituents, they are different, and even
incompatible.
The content of a belief may consist of words only, or of images
only, or of a mixture of the two, or of either or both together
with one or more sensations. It must contain at least one
constituent which is a word or an image, and it may or may not
contain one or more sensations as constituents. Some examples
will make these various possibilities clear.
We may take first recognition, in either of the forms “this is of
such-and-such a kind” or “this has occurred before.” In either
case, present sensation is a constituent. For example, you hear a
noise, and you say to yourself “tram.” Here the noise and the
word “tram” are both constituents of your belief; there is also a
relation between them, expressed by “is” in the proposition “that
is a tram.” As soon as your act of recognition is completed by
the occurrence of the word “tram,” your actions are affected: you
hurry if you want the tram, or cease to hurry if you want a bus.
In this case the content of your belief is a sensation (the
noise) and a word (“tram”) related in a way which may be called
predication.
The same noise may bring into your mind the visual image of a
tram, instead of the word “tram.” In this case your belief
consists of a sensation and an image suitable related. Beliefs of
this class are what are called “judgments of perception.” As we
saw in Lecture VIII, the images associated with a sensation often
come with such spontaneity and force that the unsophisticated do
not distinguish them from the sensation; it is only the
psychologist or the skilled observer who is aware of the large
mnemic element that is added to sensation to make perception. It
may be objected that what is added consists merely of images
without belief. This is no doubt sometimes the case, but is
certainly sometimes not the case. That belief always occurs in
perception as opposed to sensation it is not necessary for us to
maintain; it is enough for our purposes to note that it sometimes
occurs, and that when it does, the content of our belief consists
of a sensation and an image suitably related.
In a PURE memory-belief only images occur. But a mixture of words
and images is very common in memory. You have an image of the
past occurrence, and you say to yourself: “Yes, that’s how it
was.” Here the image and the words together make up the content
of the belief. And when the remembering of an incident has become
a habit, it may be purely verbal, and the memory-belief may
consist of words alone.
The more complicated forms of belief tend to consist only of
words. Often images of various kinds accompany them, but they are
apt to be irrelevant, and to form no part of what is actually
believed. For example, in thinking of the Solar System, you are
likely to have vague images of pictures you have seen of the
earth surrounded by clouds, Saturn and his rings, the sun during
an eclipse, and so on; but none of these form part of your belief
that the planets revolve round the sun in elliptical orbits. The
only images that form an actual part of such beliefs are, as a
rule, images of words. And images of words, for the reasons
considered in Lecture VIII, cannot be distinguished with any
certainty from sensations, when, as is often, if not usually, the
case, they are kinaesthetic images of pronouncing the words.
It is impossible for a belief to consist of sensations alone,
except when, as in the case of words, the sensations have
associations which make them signs possessed of meaning. The
reason is that objective reference is of the essence of belief,
and objective reference is derived from meaning. When I speak of
a belief consisting partly of sensations and partly of words, I
do not mean to deny that the words, when they are not mere
images, are sensational, but that they occur as signs, not (so to
speak) in their own right. To revert to the noise of the tram,
when you hear it and say “tram,” the noise and the word are both
sensations (if you actually pronounce the word), but the noise is
part of the fact which makes your belief true, whereas the word
is not part of this fact. It is the MEANING of the word “tram,”
not the actual word, that forms part of the fact which is the
objective of your belief. Thus the word occurs in the belief as a
symbol, in virtue of its meaning, whereas the noise enters into
both the belief and its objective. It is this that distinguishes
the occurrence of words as symbols from the occurrence of
sensations in their own right: the objective contains the
sensations that occur in their own right, but contains only the
meanings of the words that occur as symbols.
For the sake of simplicity, we may ignore the cases in which
sensations in their own right form part of the content of a
belief, and confine ourselves to images and words. We may also
omit the cases in which both images and words occur in the
content of a belief. Thus we become confined to two cases: (a)
when the content consists wholly of images, (b) when it consists
wholly of words. The case of mixed images and words has no
special importance, and its omission will do no harm.
Let us take in illustration a case of memory. Suppose you are
thinking of some familiar room. You may call up an image of it,
and in your image the window may be to the left of the door.
Without any intrusion of words, you may believe in the
correctness of your image. You then have a belief, consisting
wholly of images, which becomes, when put into words, “the window
is to the left of the door.” You may yourself use these words and
proceed to believe them. You thus pass from an image-content to
the corresponding word-content. The content is different in the
two cases, but its objective reference is the same. This shows
the relation of image-beliefs to word-beliefs in a very simple
case. In more elaborate cases the relation becomes much less
simple.
It may be said that even in this very simple case the objective
reference of the word-content is not quite the same as that of
the image-content, that images have a wealth of concrete features
which are lost when words are substituted, that the window in the
image is not a mere window in the abstract, but a window of a
certain shape and size, not merely to the left of the door, but a
certain distance to the left, and so on. In reply, it may be
admitted at once that there is, as a rule, a certain amount of
truth in the objection. But two points may be urged
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