形而上学问题一直是纠缠哲学的难题之一。神学本体论是传统的或旧形而上学的理论基础。传统形而上学发展到康德那里,已成为阻碍哲学发展的绊脚石。那么哲学如何突破旧形而上学的束缚,并为形而上学发展寻找到一个新的出路,是当时哲学发展的关键所在。康德理性的“理论运用”和“实践运 Metaphysical problems have always been one of the problems entangled in philosophy. Theological ontology is the theoretical basis of traditional or metaphysics. The development of traditional metaphysics to Kant has become a stumbling block to the development of philosophy. Then how to break the shackles of old metaphysics and find a new way for the development of metaphysics is the key to the development of philosophy at that time. Kant rational ”theory of use “ and ”practical operation