Are We All Wanting to Sleep With Our Female Friends?

A lot of male friendship effort with women is kind of. Prelude to courtship setting up an option, creating a queuing system for potential future girlfriends. But if there's enough of a spark there for the friendship to really work, there's probably some objective risk to the girlfriend as Karen points out. Another key point from evolutionary psychology is bear in mind, men are more upset by sexual infidelity, women are more upsetby emotional infidelity. And so every girl I've dated, I've kind of run into this with. It's like one of them I dated a long time ago and one of them he didn't. He has had to manage this in his own relationships.