应变是马克思主义哲学认识论和辩证法中所体现的一个基本的方法论原则。毛泽东把应变概括为“一切从实际出,具体问题具体分析”。在新时期,邓小平继承并发展了毛泽东的应变思想,对我国改革和建设具有重要大的指导意义。本文分析了邓小平应变思想的理论依据、内容实质、战略思想以及在工作中应该遵循的方法论原则,并就邓小平应变思想对改革和建设工作的指导意义作了探索。 Contingency is a basic principle of methodology embodied in Marxist epistemology and dialectics of philosophy. Mao Zedong summarized the strain as “everything from reality, concrete analysis of specific issues.” In the new period, Deng Xiaoping inherited and developed Mao Zedong’s thinking on contingency, which is of great significance to our country’s reform and construction. This article analyzes the theoretical basis, content essence, strategic thinking of Deng Xiaoping’s contingent thinking and the methodology principles that should be followed in his work, and explores the guiding significance of Deng Xiaoping’s thinking on reform and construction.