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Eudoxus, Platonis auditor, in astrologia judicio doctissimorum
hominum facile princeps, sic opinatur (id quod scriptum reliquit):
Chaldaeis in praedictione et in notatione cujusque vitae ex natali
die minime esse credendum." He then quotes the condemnatory verdict
of other philosophers as to the teaching of the Chaldaeans but says
nothing as to the antiquity and origin of astronomy. CICERO further
notes De oratore I, 16 that Aratus was "ignarus astrologiae" but
that is all. So far as I know the word occurs nowhere else in
CICERO; and the word Astronomia he does not seem to have used at
all. (H. MULLER-STRUBING.)]
Of time and its divisions (916-918).
9
16.
Although time is included in the class of Continuous Quantities,
being indivisible and immaterial, it does not come entirely under
the head of Geometry, which represents its divisions by means of
figures and bodies of infinite variety, such as are seen to be
continuous in their visible and material properties. But only with
its first principles does it agree, that is with the Point and the
Line; the point may be compared to an instant of time, and the line
may be likened to the length of a certain quantity of time, and just
as a line begins and terminates in a point, so such a space of time.
begins and terminates in an instant. And whereas a line is
infinitely divisible, the divisibility of a space of time is of the
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