It is not entirely clear why Porphyry left Rome but there does seem to have been disputes over doctrine between the philosophers who formed Plotinus's circle. Porphyry went to Sicily where he wrote a text bringing the philosophies of Aristotle and Plato together.
Ito ay hindi ganap na malinaw kung bakit porpiri kaliwa Roma ngunit may ay mukhang may nai-doktrina sa mga alitan sa pagitan ng mga philosophers na nabuo Plotinus ng bilog.