understanding of the explained object. Nevertheless, this judgment is only pertinent for inert objects and not for the explanation of professions that involve physical – in movement – gestures which is the very essence of craft and know-how. Therefore, a craftsman telling how to build a brick wall does not convey the same knowledge as a plate illustrating it; during the translation process from words and physical movements to still images something is lost by means of graphic representation: the tacit dimension.
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