玄风起于东汉党钢以后的清谈，由此而激起的玄学思潮，则始于曹魏正始年间。玄学的，主旨就是“玄”，即幽深玄远。质言之，玄学的主旨在于探讨现象世界之外、之后、之上的终极原则，这是先秦、两汉以来，天人之学所未及的。所以，玄学思潮的兴起，是中国哲学从汉代天人感应的 Xuanfeng started in the Eastern Han Dynasty after the discussion of steel, metaphysics, which aroused the trend of thought, began in the Wei Dynasty is the beginning of the year. Metaphysical, the thrust is “mysterious”, that is deep and profound. The essence of metaphysics lies in the discussion of the ultimate principle beyond, beyond and above the phenomenal world, which has never been done before the Qin and Han dynasties. Therefore, the rise of metaphysics is the induction of the Chinese philosophy from the heavenly man