The union between two electrical charges, one positive and one negative, is the quintessential love story in physics. Opposites attract!
But the same cannot be said for a flaming liberal and a rabid conservative. Or an exercise aficionado and a professional sloth. People are not electrical charges.
Though Hollywood loves to perpetuate the idea that we are romantically attracted to people who differ from us, in practice, this is not the case.
"Indeed, dozens of studies demonstrate that people with similar personality traits are more likely to be attracted to each other than people with dissimilar personality traits," Lilienfeld wrote. "The same rule applies to friendships."