When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
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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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In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
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In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
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The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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Two in five people in the world marry their first love.
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A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
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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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