We tend to trust speech over writing because of the immediacy of the speaker: he’s right there, and we can grab him by the lapels and look into his face and figure out just exactly what one single thing he means. But the reason why the poststructuralists are in the literary theory business at all is that they see writing, not speech, as more faithful to the metaphysics of true expression. For Barthes, Derrida, and Foucault, writing is a better animal than speech because it is iterable; it is iterable because it is abstract; and it is abstract because it is a function not of presence but of
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