The trouble is," sighed the Doctor, grasping her meaning intuitively, "that youth is given up to illusions. It seems to be a provision of Nature; a decoy to secure mothers for the race. And Nature takes no account of moral consequences, of arbitrary conditions which we create, and which we feel obliged to maintain at any cost." What larger idea is the doctor referring to when he says that nature takes no account of moral consequences? Impulses often overrule a person’s sense of good and bad. Nature forces women into motherhood. Young people are prone to having delusions. Morals play no role when we choose who we love.

Read this excerpt from "edward jenner and the history of smallpox and vaccination.” smallpox was introduced to europe sometime between the fifth and seventh centuries and was frequently epidemic during the middle ages. the disease greatly affected the development of western civilization. the first stages of the decline of the roman empire (ad 108) coincided with a large-scale epidemic: the plague of antonine, which accounted for the deaths of almost 7 million people. the arab expansion, the crusades, and the discovery of the west indies all contributed to the spread of the disease. unknown in the new world, smallpox was introduced by the spanish and portuguese conquistadors. the disease decimated the local population and was instrumental in the fall of the empires of the aztecs and the incas. similarly, on the eastern coast of north america, the disease was introduced by the early settlers and led to a decline in the native population. before it reached the new world, smallpox played a role in