The war of independence over, after a century of fatigue, regrets and doubts, royalty and the nation, now more united and more certain of each other, resumed the methodic and utilitarian war of widening boundaries.
Aristotle's methodic intellect led him to separate the different aspects of reality here confounded.
Heraclitus offers no analogy to the doctrine of four (not three) elements as different grades of tension; to the conception of fire and air as the " form," in Aristotelian terminology, of particulars; nor to the function of organizing fire which works by methodic plan to produce and preserve the world (irup i&w 1 3aSii'ov iri ')4vEru Nor, again, is there any analogy to the peculiar Stoic doctrine of universal intermingling (Kpavms Si iiXov).
This doctrine, crudely transferred from philosophical speculation, was intended to reconcile the humoral (or Hippocratic) and solidist (or methodic) schools; but the methodists seem to have claimed Athenaeus as one of themselves.
It was on this field that he most vehemently attacked the prevailing atomistic and materialistic views of the methodic school, and his conception of the pneuma became in some respects half metaphysical.