 Third, in terms of method, one needs to integrate ratiocinative, propositional knowledge and a linear mode of reasoning with more intuitive and non-propositional modes of knowing, including in particular what is termed ‘immediate’ or ‘presential’ knowledge. The knowledge of higher metaphysical realities, similar to the Platonic tradition, requires the cultivation of character and surpassing ratiocination. Just as Porphyry and others before had delimited lists of virtues, for Mulla Sadra, the sage possesses the qualities of generosity, good humour, fine judgement, and a pronounced taste and experience of spiritual disclosure (Mulla Sadra 2001–5, VI: 6). Truth must derive its legitimacy and foundation from grace and revelation, and can never find fertile soil merely in the rehearsal of the doctrines of previous philosophers. Phenomenological experience is the ground for philosophy. In the Four Journeys, Mulla Sadra writes: