name sa ref specifically yoga sutra patanjali presents analytical approach nature mind western philosophy earliest discussions dualist ideas writings plato suggested humans' ''intelligence'' faculty mind soul could identified explained terms physical body ref name plato ref ref name rob robinson h aristotelian dualism oxford studies ancient philosophy ref however best known version dualism due ren descartes holds mind non extended non physical substance res cogitans ref name de descartes
Humanities Philosophy Metaphysics Philosophy of mind