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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: what he at first seemed to doubt, that Plucker's results and
magne-crystallic action had the same origin.
At the end of his papers, when he takes a last look along the line
of research, and then turns his eyes to the future, utterances quite
as much emotional as scientific escape from Faraday. 'I cannot,'
he says, at the end of his first paper on magne-crystallic action,
'conclude this series of researches without remarking how rapidly
the knowledge of molecular forces grows upon us, and how strikingly
every investigation tends to develop more and more their importance,
and their extreme attraction as an object of study. A few years ago
magnetism was to us an occult power, affecting only a few bodies,
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