Of the Neoplatonists, John Philoponus, whose commentary was highly influential throughout the Greek Middle Ages though virtually unknown in the Latin West, held that Aristotle agreed with Plato that of the three kinds of soul (1) the vegetative soul alone is wholly inseparable from the body; (2) the irrational soul (comprising the faculties of imagination and sense-perception as well as appetite and desire) is separable from the gross body, though inseparable from the pneuma, and thus mortal; an