While Wittgenstein crafts a method of thinking, Derrida constructs the linguistic structure of philosophy within literature. In his view, philosophy exists solely within language and that the language of the pen is the primary form. Language, then, for both philosophers is the sole arbiter of philosophy. Without language, there can be no salient thought. Language and thought combine to create a form, but not a substance. Wittgenstein worked within the form, Derrida worked to provide the substance. On discourse in thought, and the use of language, Wittgenstein and Derrida differed at least slightly. 12 pgs. Bibliography lists 6 sources.