The main characteristics of romantic love are craving: an intense craving to be with a particular person, not just sexually, but emotionally.
Helen FisherI think that property is very important in this day and age. It defines you; you worked hard to get it. It's meaningful to you, and when you divorce, a lot of people have a lot of battles over their property for good reasons.
Helen FisherFrom my studies of genetics and neuroscience I have come to believe that people fall into four broad personality types - each influenced by a different brain chemical: I call them the Explorer, Builder, Director, and Negotiator.
Helen Fisher