"Interbreeding" Quotes from Famous Books
... acted on by primitive men by virtue of a contrat social. Early man discovered that children of unsound constitutions were born of nearly related parents. Mr. Morgan says: 'Primitive men very early discovered the evils of close interbreeding.' Elsewhere Mr. Morgan writes: 'Intermarriage in the gens was prohibited, to secure the benefits of marrying out with unrelated persons.' This arrangement was 'a product of high intelligence,' and Mr. Morgan calls ... — Custom and Myth • Andrew Lang
... been said that the individual man is the bearer of a double inheritance. As a member of a race, he transmits by interbreeding a biological inheritance. As a member of society or a social group, on the other hand, he transmits by communication a social inheritance. The particular complex of inheritable characters, which characterizes the individuals of a racial group constitutes the racial temperament. ... — The Journal of Negro History, Volume 4, 1919 • Various
... were other beings who, under the leadership of the greatest one among them had detached Mars from the general cosmic substance, to make it their dwelling place. Under their influence there arose a third kind of humanity, formed by interbreeding,—the "Mars-humanity." (This knowledge throws light upon the origin of the formation of the planets of our solar system; for all the members of that system originated through the various stages of maturity reached by the beings inhabiting them. But of course it is not possible to enter ... — An Outline of Occult Science • Rudolf Steiner
... trace the prohibition to a great early physiological discovery, acted on by primitive men by virtue of a contrat social. Early man discovered that children of unsound constitutions were born of nearly related parents. Mr. Morgan says: 'Primitive men very early discovered the evils of close interbreeding.' Elsewhere Mr. Morgan writes: 'Intermarriage in the gens was prohibited, to secure the benefits of marrying out with unrelated persons.' This arrangement was 'a product of high intelligence,' and Mr. Morgan calls it ... — Custom and Myth • Andrew Lang
... characters, is very remarkable. It has not been artificially preserved, for instead of being looked on with favour by the Indians, Humboldt states that in Peru, where it is abundant, it is despised and ill-treated. Under such circumstances, the variety can only have been preserved through not interbreeding with the common form, either from a dislike to such unions, or by some amount of sterility when they are formed. This is, I think, in favour of the inference that the variety has been produced by natural and not by artificial ... — The Naturalist in Nicaragua • Thomas Belt |