抗日战争时期是毛泽东哲学思想形成了纯粹理论形态并获得全面而丰富的发展时期。主要体现为:实事求是思想路线是毛泽东哲学思想的精髓;实践第一的观点是毛泽东哲学思想的特征;矛盾辩证法是毛泽东哲学思想的核心;群众史观是毛泽东哲学思想的基本观点。 During the War of Resistance against Japanese Aggression, Mao Zedong’s philosophical thought formed a purely theoretical form and obtained a comprehensive and abundant period of development. Mainly reflected in: the ideological line of seeking truth from facts is the essence of Mao Zedong’s philosophical thought; the practice of the first point of view is the characteristic of Mao Zedong’s philosophical thought; dialectics of contradictions is the core of Mao Zedong’s philosophical thought;