If the utterance seems to involve a predominance of equivalences of various kinds, then this utterance, which is unfolding on the axis of combination, right [gestures towards chalkboard], is the result of having projected that principle of equivalence-- call it metaphor, call it a principle of similarity or dissimilarity-- from the axis of selection; that is to say, that axis, perhaps a virtual one, in which language is a system to the axis of combination, that real axis--because nobody doubts the existence of speech-- that real axis in which 