Deleuze is talking about Z; 'He reflects that Zen is the reverse of Nez (nose) which is also a zig zag,' and then he is talking about a scientific term for which he can't remember its name, it is a 'sombre precursor,' a phenomena that places two different potentialities into relation. [1]
(I have to quote all of this, its resonance with the eating-dog/ master-stick-beating story is intense, or even uncanny.)
'So, there is the sombre precursor and
This is a little like the way Leibniz understands Locke's notion of disquiet - that it is only through a sense of disquiet that anything happens - as in 'the world loves suffering more than any other pleasure.' Leibniz isn't so sure that disquiet indicates only irritation, discomfort or suffering. He writes 'I would prefer to say [Leibniz is masquerading as Theophilus in conversation with Philathes, in turn a masquerade for John Locke. This allows Leibniz to quote Locke's Essay concerning Human Understanding (1700) wholesale and rebutt him willy nilly] that a desire in itself involves a disposition to suffering, a preparation for it, rather than suffering itself � there is disquiet even in joy, for th"