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THE KEY OF KNOWLEDGE.
For that they exist somehow we know; a cue only is needed to inake them reappear. They do not continue as conceptions, but as certain dispositions of the nervous substance by virtue of which the same sound that was produced yesterday can again be evoked to-day."
We may also quote Dr. Herman T. Lukens, who observes :
“When we recall to mind an act we have done or a sensation we have experienced, the similarity between this and the original doing or feeling is so great as to leave but little doubt that the same parts of the nervous system are concerned in the mental reproduction as in the previous physical production. We know that every action leaves the parts of the body with a disposition to the same action again, thus making the second performance more easy. This fact lies at the foundation of habit, and it would seem the same fact is the basis of memory."-(Thought and Memory, pp. 45-46).
We have already pointed out how and where the concepts are preserved, and need not dilate any further on the point.
The fact that in certain diseases and also in old age memory is impaired, goes to suggest its dependence on the organism, though it does not necessarily lead us to the conclusion which some writers have drawn from it, namely, that there is no possibility of the survival of memory after the injury to the brain or the somatic death of the individual. The brain is the vehicle of manifestation, not the organ of preservation; hence its destruction merely affects manifestation, but does not touch the faculty of preservation itself.
For the foregoing reasons, we must reject the hypothesis of the preservation of memory in the shape of images, and hold that all memories are preserved in the shape of habits, tendencies, feelings and emotions in the will. The bundle of these inental tendencies and incli
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