His obsession with some puffed up version of "masculinity"  and enthusiastic attacks on gay and trans people suggests he is overcompensating for his internal self-doubts.

He's the kind of guy who 5 years from now I wouldn't be surprised to see leaving his wife and running off with one of his "proud boys".  (Although, sadly, he'd probably become a follower of the gay alt-right types like Jack Donovan or James O'Meara who wrap their misogyny and racism in some hyper-masculine vision of gay sexuality....)