Again, Servian and Bulgarian women who chafe at the restraints of domestic life will take the copper coins from the eyes of a corpse, wash them in wine or water, and give the liquid to their husbands to drink. After swallowing it, the husband will be as blind to his wife’s peccadilloes as the dead man was on whose eyes the coins were laid.​[525] When a {p150} Blackfoot Indian went out eagle-hunting, he used to take a skull with him, because he believed that the skull would make him invisible, like the dead person to whom it had belonged, and so the eagles would not be able to see and attack him.​[526] The Tarahumares of Mexico are great runners, and parties of them engage in races with each other. They believe that human bones induce fatigue; hence before a race the friends of one side will bury dead men’s bones in the track, hoping that the runners of the other side will pass over them and so be weakened. Naturally they warn their own men to shun the spot where the bones are buried.​[527] The Belep of New Caledonia think that they can disable an enemy from flight by means of the leg-bone of a dead foe. They stick certain plants into the bone, and then smash it between stones before the skulls of their ancestors. It is easy to see that this breaks the leg of the living enemy and so hinders him from running away. Hence in time of war men fortify themselves with amulets of this sort.​[528] The ancient Greeks seem to have thought that to set a young male child on a tomb would be to rob him of his manhood by infecting him with the impotence of the dead.​[529] And as there is no memory in the grave the Arabs think that earth from a grave can make a man forget his griefs and sorrows, especially the sorrow of an unhappy love.​[530] [Sidenote: Homoeopathic magic of animals.]