The former is about the historical viewpoint and the latter is about epistemology.
The overall principle and approach of Mark's and Engel's literary criticism is esthetical and historical viewpoint.
Yoshida Shoin had had very strong impact on the leadership of the Meiji government through his historical viewpoint of imperial state and foreign policy.
Analyzing from a historical viewpoint, "inheritance" feature is another key feature of Marxist theory, and serves as the basis of the theory of "developing in line with the epoch".
