A lot of people have been romantically in love with somebody who they feel wasn't appropriate to marry.
Helen FisherWomen are very attracted to a low voice because it's linked to testosterone, which for millions of years was a sign that men had very good spacial skills and would have been very good at hunting and finding their way back home.
Helen FisherWhen people tell you to walk a certain way, it's like not thinking of a purple tomato. You can't not do it.
Helen FisherYour sweetheart calls you by another's name. His eyes linger too long on your best friend. He talks with excitement about a girl at work. And the fire catches. Jealousy - that sickening combination of possessiveness, suspicion, rage, and humiliation - can overtake your mind and threaten your very core as you contemplate your rival.
Helen Fisher