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
Zarathustra (horse) Zarathustra (horse) Zarathustra (1951–1967) was an Irish-bred Thoroughbred racehorse and sire. He won races over distances ranging from five furlongs to two and a half miles, but was especially effective over extended distances. Zarathustra was bred by Sir Harold Gray at Graymount in Antrim, Northern Ireland in 1951. When Gray died later the same year, the ownership of his horses, including the black foal who would become known as Zarathustra passed to his son, the writer and philosopher Terence Gray (Wei Wu Wei). Gray declined several offers to buy the colt and sent him to be trained in Ireland by