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The theory of religion would then be that the crude idea of propitiatory and conciliatory sacrifice would fall to the ground; that to use the inspired words of the old Roman poet "Aptissima quaeque dabunt Di. Carior est illis homo quam sibi;"
'Pro jucundis aptissima quæque dabunt di; carior est illis homo quam sibi. That thought has left me patient, if not glad, in many a bitter hour.... You are never out of my thoughts." And this letter leads me naturally to the second great principle that pervaded all his writings—"the education of individuals."