Sound (n.) has a strange privilege in idealization: the ear receives the soul's own first, more ideal activity, and the object's interiority becomes interiority itself.
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Sound (n.) alone cannot belong to language: it is only a secondary thing, a substance to be put to use.
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Sound (n.) is never more forceful than when it produces the effects of color.
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Sound (n.) is privileged as the substance of expression only by a prejudice: its primacy and its privilege go together.
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Sound (n.) is the substance most proper to be produced as time itself: sound relevé from its naturalness, the voice.