But he immediately hastens to attenuate the import of that which Descartes' text nonetheless constrains him to mention: in one case he speaks without dwelling on it, and as though to limit the rip that the word represents in the fabric of his own text, of a 'pedagogical order'; in the other case he totally reverses the value of what happens at this moment in the order he discerns: he denies that madness is excluded, a negation to which he returns two pages later, saying that madness is an example that is not retained by Descartes because it is 'ineffective and unfortunate'.