Ethical dualism or, as theorized by Descartes, between thought and extension. Ethical dualism on the other hand highlights the moral dimension instead or in addition to the metaphysical one, and envisions an inherent situation of conflict between two antagonistic forces, like light and darkness, Good and Evil. One of the most known and clear-cut interpretations of ethical dualism is the one conceptualized by Zoroastrianism, the ancient Persian religion, which bases its thought on the figure of the prophet Zoroaster (or Zarathustra), who claimed the existence of two original and contrasting principles, Ahura Mazda and Ahriman, respectively representing the forces of Good and
Zoroaster named in honor of the Zoroastrian patron, indicating possible Zoroastrian faith by Arsames. Classical scholarship in the 6th to 4th century BCE believed he existed six thousand years before Xerxes I invasion of Greece in 480 BCE (Xanthus, Eudoxus, Aristotle, Hermippus), which is a possible misunderstanding of the Zoroastrian four cycles of 3000 years i.e. 12,000 years. This belief is recorded by Diogenes Laërtius, and variant readings could place it six hundred years before Xerxes I, somewhere before 1000 BCE. However, Diogenes also mentions Hermodorus's belief that Zoroaster lived five thousand years before the Trojan War, which would mean he