We all have restlessness in long-term relationships.
Women spend their lives trying to look good for men. So a woman who feels she's sending the right visual signals is pleased with herself.
You can really get poked in the back and not feel it very much, but just a feather around your lips and you really do feel it.
People have been looking for love potions since hunter-gatherer societies.
Despite the myth that men are less committed, they are predisposed to desire marriage.
The brain was not built to walk into a bar, where you know nobody, and start a conversation. That's not the way humanity has courted.