New research finds that women who were reminded of a time that their dad was absent from their lives -- or who actually experienced poor quality fathering while growing up -- perceived greater mating intent in the described behaviors of a hypothetical male dating partner and when talking with a man.These women also 'saw' more sexual arousal when viewing images of men's faces.
Research shows men and women take a different approach to it.
The true answer is he did, he truly loved her, he was just terrified that he was no longer an alpha male now that he had settled down, and therefore not attractive to the opposite sex.
Understanding this is the first step to understanding how men think and why.
It is frequently assumed that men think more logically than women, and there is some truth in this, but it is more common for men to think in a primal way.
Evolutionarily it is important for a man to have sex with as many women as possible as this increases the likelihood of producing children. The best chance they have of healthy children is if the man stays with them, provides and protects.