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The excerpt represents the core issue or deciding factor on which you must meditate, and is drawn from Faraday as a Discoverer by John Tyndall: Seven-and-thirty years have passed since the discovery of
magneto-electricity; but, if we except the extra current, until
quite recently nothing of moment was added to the subject. Faraday
entertained the opinion that the discoverer of a great law or
principle had a right to the 'spoils'--this was his term--arising
from its illustration; and guided by the principle he had discovered,
his wonderful mind, aided by his wonderful ten fingers, overran in a
single autumn this vast domain, and hardly left behind him the shred
of a fact to be gathered by his successors.
And here the question may arise in some minds, What is the use of it
all? The answer is, that if man's intellectual nature thirsts for
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