Did you know the patriarchy is dead? No? Well, that just must be your willful blindness and devotion to the status quo talking.

On Wednesday, Hanna Rosin published an essay, adapted from the new epilogue of The End of Men, insisting that systemic sexism is a relic of history and we should all stop whining. Weirdos like us — the kind who use the word “patriarchy” unironically — are too angry, too loud, too irrational: basically too everything male anti-feminists have been telling us for years to keep us from agitating for change. According to Rosin, everything is fine for all the ladies now. We’re just too invested in the idea of misogyny and the “old order” to recognize our victory.

There ...