'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
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If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
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In 1999, a fisherman found a love letter in a bottle from a soldier in WWI. He returned said letter to the now deceased widows 86 year old daughter.
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Kissing an infection-free partner is good for your teeth!
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Rex the German Shepherd was a rescue dog with a bad temper. He refused to be fed by humans and would attack strangers, but he’s a changed dog after falling in love with Geraldine the goose!
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The single biggest predictor of love is proximity.
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People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
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A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
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