'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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The average person will go on a date at least 100 times before they finally marry.
33
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").
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Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38
The single biggest predictor of love is proximity.
30
Wearing red increases attraction.
30
A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
29
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
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