Many of the enduring perennial philosophers—such as Nagarjuna—were already using postmetaphysical methods, which is why their insights are still quite valid.
Paljud kestvad igavikulised filosoofid —nagu Nagardžuna—kasutasid juba postmetafüüsilisi meetodeid, mistõttu nende leiud on ikka veel üpris kehtivad.