History of human thought

Definition and stakes

Portrait of Lewis Henry Morgan Lewis Henry Morgan Ancient Society

These results alone will in time yield convincing proofs of the unity of origin of mankind. The mental history of the human race, which is revealed in institutions, inventions and discoveries, is presumptively the history of a single species, perpetuated through individuals, and developed through experience. Among the original germs of thought, which have exercised the most powerful influence upon the human mind, and upon human destiny, are these which relate to government, to the family, to language, to religion, and to property.
Source: Gutenberg

Portrait of James Harvey Robinson James Harvey Robinson The Mind in the Making: The Relation of Intelligence to Social Reform

How are we to put ourselves in a position to come to think of things that we not only never thought of before, but are most reluctant to question? In short, how are we to rid ourselves of our fond prejudices and open our minds?
As a historical student who for a good many years has been especially engaged in inquiring how man happens to have the ideas and convictions about himself and human relations which now prevail, the writer has reached the conclusion that history can at least shed a great deal of light on our present predicaments and confusion.
Source: Gutenberg

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