Sentence:  In this distribution of functions, the scholar is the delegated intellect. In the right state, he is, "Man Thinking". In the degenerate state, when the victim of society, he tends to become a mere thinker, or, still worse, the <WSD>parrot</WSD> of other men's thinking. 
Meaning of the word marked with <WSD> tags:  (metaphorical) A parroter; a person who repeats the words or ideas of others.