Parents receive 1 out of every 5 Valentines.
20
Couples' personalities converge over time to make partners more and more similar.
235
Twenty nine percent of women spend more time shopping for shoes than they do looking for a life long mate.
737
In Korea, there's a man named Lee Jin-gyu who fell in love and married his life-sized Japanese body pillow (called a "dakimakura").
-2
A man's beard grows fastest when he anticipates sex.
239
The single biggest predictor of love is proximity.
30
In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
456