Long but insightful.
http://www.psy.fsu.edu/~baumeistertice/goodaboutmen.htm
Cliffs Notes:
We're decended from twice as many women as men.
"Perhaps nature designed women to seek to be lovable, whereas men were designed to strive, mostly unsuccessfully, for greatness."
"If you’re the only group member who can kill an antelope or find water or talk to the gods or kick a field goal, the group can’t afford to get rid of you."