of eugenics because few can object to the improvement of the race by judicious noting. But one fails to understand how the Caste System secures judicious mating. Caste System is a negative thing. It merely prohibits persons belonging to different Castes from intermarrying. It is not a positive method of selecting which two among a given Caste should marry. If Caste is eugenic in origin then the origin of sub-Castes must also be eugenic.