Once a wedding ring has been placed on the finger, it is considered bad luck to remove it.
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An acorn should be carried to bring luck and ensure a long life.
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It's bad luck to leave a house through a different door than the one used to come into it.
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Collect seven or nine different flowers on midsummer eve and place them under your pillow and it is said that you will dream of your future spouse. (Sweden)
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A single magpie is considered a sign of bad luck. A Guide to the Scientific Knowledge of Things Familiar recites an old proverb concerning the incidence of bad weather when magpies forage alone and a possible scientific explanation for this.
49
An acorn at the window will keep lightning out
93
If you catch a falling leaf on the first day of autumn you will not catch a cold all winter.
394
Amber beads, worn as a necklace, can protect against illness or cure colds.
89