User blog comment:Miskos3/Fairy Tail Chapter 388: Erza vs. Minerva, Review/@comment-24277053-20140613150437/@comment-24277053-20140613151619

Yeah but his comment "If I had to bare a daughter" does lend me to think there is a gender bias. At the very least females have to show him twice as much strangh to be worthy of his repect as males.