在以往的马克思主义哲学研究中,存在着将马克思和恩格斯哲学思想“一体化”和“对立论”的错误观点。持前一种观点者只重视对马克思哲学思想的研究,忽视对恩格斯哲学思想进行相对独立的研究。即使研究,也多是把恩格斯的哲学思想放在从属于马克思哲学思想之中混同研究。后者则认为恩格斯哲学思想与马克思哲学思想 In the study of Marxist philosophy in the past, there was a wrong viewpoint that Marx’s and Engels’s philosophical thoughts were “integrated” and “opposite”. Those who hold the view of the past emphasize only on the study of Marx’s philosophical thinking and ignore the relatively independent study of Engels’s philosophical thinking. Even research, but also more of Engels’s philosophy is subordinate to Marxist philosophy mixed research. The latter considers Engels’ philosophy and Marx’s philosophy