"In-and-in" Quotes from Famous Books
 ... to keep a breed in health, it is necessary to cross it occasionally with a distinct but allied variety. It appears, then, that a mixture of blood has a favorable effect on the metabolism of the organism, comparable to that of abundant nutrition, and that innutrition and in-and-in breeding are alike prejudicial. ...
— Sex and Society • William I. Thomas
... a great "in-and-in confederacy" prevails, that is to say, a confederacy among the Dutch families, by dint of diligent and exclusive intermarriage, to keep the race pure and to multiply. If ever, Mr. Editor, in the course of your travels between Spank-town and ...
— Wolfert's Roost and Miscellanies • Washington Irving
... females," as Noyes saw the question, "and the value produced, so far as it depends on selection, will be nearly in inverse proportion to the number of fertilizing males." In this matter, Noyes anticipated Ehrenfels. The two principles to be held in mind were, "Breed from the best," and "Breed in-and-in," with a cautious and occasional introduction of new strains. (It may be noted that Reibmayr, in his recent Entwicklungsgeschichte des Genics und Talentes, argues that the superior races, and superior individuals, in the human species, have been ...
— Studies in the Psychology of Sex, Volume 6 (of 6) • Havelock Ellis |
