Historically, sweat has been an active ingredient in perfume and love potions.
309
The average person will go on a date at least 100 times before they finally marry.
33
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
In Korea, if you do not receive any gift on Valentine's day then all the singles go to Korean restaurants and eat black noodles to celebrate (or mourn) their single status.
27
Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
69
Two in five people in the world marry their first love.
270
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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