Jacques Derrida, Living On
"[T]ext, as I use the word, is not the book.... it is not limited to the paper which you cover with your graphism. It is precisely for strategic reasons ... that I found it necessary to recast the concept of text by generalizing it almost without limit, in any case without present or perceptible limit, without any limit that is. That's why there is nothing "beyond the text."... [T]he text is always a field of forces: heterogeneous, differential, open, and so on...
Jacques Derrida