 We will deal with Deleuze and the arts in some detail below. In discussing What is Philosophy?, let us concentrate on the treatment of the relation of philosophy and science. We should remember at the outset that the nomad or minor science evoked in A Thousand Plateaus is not the Royal or major science that makes up the entirety of what Deleuze and Guattari call ‘science’ in What is Philosophy?. The motives for this conflation are unclear; in the eyes of some, this change considerably weakens the value of the latter work.