Any kind of novelty or excitement drives up dopamine in the brain, and dopamine is associated with romantic love.
Helen FisherRomantic love is not an emotion. ... It's a drive. It comes from the motor of the mind, the wanting part of the mind, the craving part of the mind.
Helen FisherWomen like signs of money and education - things that indicate that not only is this guy going to have some resources, but he's also willing to share them.
Helen Fisher