Our
historico-philosophical authority of choice, Lord Bertrand Russell, is not
particularly generous toward Parmenides, allotting him a relatively small
chapter in his History of Western Philosophy, and using more than half
of it on his own hobby, which is his special take on linguistics, also known as
logical analysis.
But
what he manages to say about Parmenides proper is both interesting and
valuable. So, here it is in my summary. He starts with a short summary of his
own.
What makes Parmenides historically important is that he invented a
form of metaphysical argument that, in one form or another, is to be found in
most subsequent metaphysicians, down to, and including, Hegel. He is often said
to have invented logic, but what he really invented was metaphysics based on
logic.
I
have to pause here, to ask Russell the following legitimate question:
If,
as you say, what he actually invented was not logic itself, but only a
metaphysics based on logic, which assumes that logic had already been in place
in Greece (I am obviously sticking to the history of Western philosophy here, being
not qualified enough to discuss Oriental philosophy of China and India) by the
time of Parmenides, who, then, had been the inventor of logic as such, assuming
that logic did not invent itself? (We
are surely not talking about Aristotle as the traditionally credited inventor
of formal logic either, for the simple reason that Aristotle was substantially
posterior to Parmenides, and Russell quite naturally assumes that the invention
of logic was not posterior to Parmenides.)
The doctrine of Parmenides was set forth in his poem On Nature. He
considered the senses deceptive, and condemned the multitude of sensible things
as mere illusion. The only true being is The One-- infinite and indivisible. It
is not, as in Heraclitus, a union of opposites, since there are no opposites.
Parmenides does not conceive The One as we conceive God; he seems to think of
it as material and extended in the form of a sphere. But it cannot be divided,
because the whole of it is present everywhere.
(As
a matter of fact, The One is never referred to by Parmenides in
theological terms. On the other hand, his teacher of truth, in the poem On
Nature is a “goddess.” But I would not put too much trust in words
here. The goddess is only an agent of learning, while The One, although
material and extended, and never referred to as God, implies a supernatural
force behind it, and, considering that Parmenides was ever since his youth
strongly influenced by Xenophanes, and at no time has apparently repudiated the
latter’s strong theological bias, the existence of an implied Xenophanian Deity
behind Parmenidean Cosmos may be safely assumed.)
Russell
next concentrates on the Parmenidean Way of Truth, dismissing the Doxa
(Way of Opinion) out of hand. He summarizes the argument here as
follows:
“You cannot know what is not: that is impossible; nor utter it for
it is the same thing that can be thought and that can be. The thing that can be
thought and that for the sake of which the thought exists is the same; for you
cannot find thought without something that is, as to which it is uttered.” The essence of this argument is: When you
think, you think of something; when you use a name, it must be the name of
something. Therefore, both thought and language require objects to exist
outside themselves. And since you can think of a thing, or speak of it at
different times, whatever can be thought of, or spoken of, must exist at all
times. Consequently there can be no change. This is the first example in
philosophy of an argument from thought and language to the world at large. It
can’t of course be accepted as valid, but it is worthwhile to see what element
of truth it contains. We can put the argument in this way: if language is not
nonsense, words must mean something, and in general they must not mean just
other words, but something that is there, whether we talk of it or not.
In
this reasoning, Russell admits that Parmenides is right. But where the great
Greek goes off track is that he does not see that the meanings of the words are
all subject to change, both in the course of time, that is, diachronically, as
well as in their very naughty propensity to mean different things to different
people at the same time, that is, synchronically. Here Russell the linguist is
right, of course, and he goes on to explain at great length why he is right,
which details are outside the scope of our present inquiry.
Russell
concludes his Parmenidean Chapter by reminding the
reader that philosophical theories, if they are important, can generally be
revived in a new form after being refuted as originally stated. What subsequent
philosophy was to accept from Parmenides, was not the impossibility of all
change, which was too violent a paradox, but the indestructibility of substance.
The word “substance” itself did not occur in his immediate
successors, but the concept is present in their speculations. A
substance was supposed to be the persistent subject of varying predicates. As
such, it became, and would remain for more than two thousand years, one of the
fundamental concepts of philosophy, psychology, physics, and theology.
And
with this tribute to the importance of Parmenidean theories, their apparent
absurdity notwithstanding, Bertrand Russell concludes his Chapter on Parmenides.
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