Deleuze compares the schizophrenic writings of Antonin Artaud and Louis Wolfson with Carroll. He looks at it from a tripartite arrangement of The madman, the poet and the little girl. Bio of Artaud. Bio of Wolfson.
Deleuze introduces Artaud's "body without organs" and describes it a bit. This concept will turn up with more elaboration in Deleuze's two major collaborations with Felix Guattari, Anti-Oedipus and A Thousand Plateaus. Deleuze analyzes the schizophrenic languages invented by Artaud and Wolfson.
He talks about "passion words" and "action words" and relates the latter to a theater of cruelty referring to the well known article by Artaud with the same title. In this article Artaud writes of communication in the theater by means other than conventional language. The Theater of Cruelty can be read here.
Deleuze introduces psychoanalysis in this chapter, a subject he'll write of extensively in the latter part of the book.
Not in the video but should be: Deleuze values the madness of Artaud over the logic of Carroll: "We would not give a page of Artaud for all of Carroll.