Superstitions: Nipples
According to a strange middle-european superstition, it is possible to tell from a man's nipples whether or not he has fathered children. If they are pink in colour, then he has not - while if they are brown, then he has!
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Whoever be born on Friday or is night, he shall be accursed of men, silly and crafty and loathsome to all men, and shall ever be thinking evil in his heart, and shall be a thief and a coward, and shall not live longer than to middle age."
From "A DICTIONARY OF OMENS AND SUPERSTITIONS" by Philippa Waring
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Omens and Superstitions.
In Japan there is a superstition that if a cup or glass containing medicine for a sick person is accidentally upset, then it is an omen of that person's speedy recovery.
From "A DICTIONARY OF OMENS AND SUPERSTITIONS" by Philippa Waring