The real issue here is that of physical strength; which is an important factor directly related to survival in a combat environment. Of course, it is possible strength will not be required due to the advent of modern equipment/weaponry; however, when things go wrong or equipment breaks down; physical strength can mean the difference between success and failure ...or even life and death.
Of course the real reason for all this is to allow more females to be able to document some sort of combat experience; thus “getting their tickets punched” and giving them greater potential for promotion.
While the slant of the article implied it was female emotions, it was clear from the context of his actual quote that Santorum was referring to either the protective instincts of men toward women or possibly to romantic feelings, which involve the emotions of both.
Don't buy the spin.
In his book, he smeared those wives who chose to work outside the home. In the debates he acted like he didn't trust his own wife with their family computer or to retrieve a copy of their taxes. Now he's saying the mere presence of women is disruptive. He's a patriarchal troglodyte statist control freak.
His views on the voters who control elections now is more toxic than Newt's ex-wives.