 Inquiry entails a two-fold discipline of the mind through logical training and the mental exercises of argumentation, analysis, division and refutation, and the disciplining of the soul through spiritual exercises that facilitate the inhering of divine qualities of knowledge, justice and piety. In the Four Journeys, Mulla Sadra provides this critical definition of philosophy that in itself combines a characteristically Neoplatonic vision of philosophy that reconciles Plato and Aristotle: