EN3
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2 revisions | jasirs94 at Nov 25, 2016 06:52 PM | |
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3Classification of the Sci purpose that of pointing out directions in which new investigations would be timely. Understood as a table of all possible knowledge it would be imperfect to the point of puerility. The different classifications also differ exceedingly as to the extent of the different units of science which they undertake to arrange in systems. Furthermore different writers have very different ways of drawing the boundaries between pairs of sciences which they all call by the same pair of names, but defined by each writer agreeably to his own theories, mostly without the least conscience of any duty to restrain his caprices in the use of terms. Thus these different systems classify entirely different collections of species, and a corresponding degree of diversity in the results is no more than might have been foretold. There is, however, another cause of diversity and a far more potent one. It is that even if all the different systems dealt with precisely the same collection of specific | 3 |