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Aristotle - Metaphysics
Atec Февраль 16 2008 19:57:08
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. Again (9) we ask whether the
principles are limited in number or in kind, both those in the
definitions and those in the substratum; and (10) whether the
principles of perishable and of imperishable things are the same or
different; and whether they are all imperishable or those of
perishable things are perishable. Further (11) there is the question
which is hardest of all and most perplexing, whether unity and
being, as the Pythagoreans and Plato said, are not attributes of
something else but the substance of existing things, or this is not
the case, but the substratum is something else,-as Empedocles says,
love; as some one else says, fire; while another says water or air.
Again (12) we ask whether the principles are universal or like
individual things, and (13) whether they exist potentially or
actually, and further, whether they are potential or actual in any
other sense than in reference to movement; for these questions also
would present much difficulty. Further (14), are numbers and lines and
figures and points a kind of substance or not, and if they are
substances are they separate from sensible things or present in
them? With regard to all these matters not only is it hard to get
possession of the truth, but it is not easy even to think out the
difficulties well.
2
(1) First then with regard to what we mentioned first, does it
belong to one or to more sciences to investigate all the kinds of
causes? How could it belong to one science to recognize the principles
if these are not contrary?
Further, there are many things to which not all the principles
pertain
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