So also, with regard to the division of time, it is in the same manner essential to consider the different qualities of the several ages of life, and to pre-determine the appropriate fitness of every age to such events as may be expected: in order to avoid the gross error which might arise from a merely vague consideration of the subject, by attributing to infancy some deed or circumstance of too complete a nature and belonging rather to manhood, or by ascribing to extreme old age the procreation of children, or some other action belonging to youth; and to adapt, on the contrary, to each separate age such circumstances as seem, by due observation of the periods, to be suitable and appropriate thereto.
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