In 2012, a Chinese man named Xiao Fan had a dress made out of 9,999 red roses for his girlfriend and then proposed - 9 in China means forever
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Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
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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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For Valentine's Day 2014, an unnamed man sabotaged a special screening of "Beijing Love Story" at a Shanghai cinema by booking every other seat, subsequently preventing couples from sitting together.
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You burn 26 calories in a one minute kiss.
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The average person will go on a date at least 100 times before they finally marry.
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8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
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