There is no denying that the study also have many problem to be eliminated, such as the Abstract, ponder and perceive, which had been criticized by Marx.

但也不容否认，这一研究也存在着许多的问题，如为马克思所批评的抽象、思辨、直观，就是它的根本局限性。

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He also criticized corruption and poor governance in Africa, and had been known to reject accolades by the Nigerian government to protest political problems.

CNN: 'Things Fall Apart' author Chinua Achebe dies at 82