Analysis of the Cause for the Changeover from Classics of the Han Dynasty to Metaphysics in the Wei and Jin Dynasties

The formation and change of an ideological trend are affected by various factors,such as various undercurrents apart from explicit political factors,which played a very important factor during the variation from the Han Classics to metaphysics in the Wei-Jin Periods.In addition,the introduction of Buddhism is also a great impact on intellectuals.Both Laozi-Zhuangzi philosophy and Buddhism,influencing each other in their interaction,advocate negative Masquerade.Reading and speculation respectively represent two different ways of understanding.The variation from the Han Dynasty to the Wei and Jin metaphysics indicates that human understanding is evolving from the perceptual thinking to the abstract one.People's thoughts are liberated from God toward humanistic ideas during their variation.