It freaked me out. I realized how much more important time is than aging. I reframed the whole experience around that epiphany. The book covers everything from existential angst, sex, dieting and body blues to relationships, work, you name it. We've allowed that word to bully us into behavior that is not necessarily true to ourselves.
Femininity is as femininity does.
I think the real question is, have you realized your dreams. That's what matters. Femininity is meaningless. I hope that no one out there is equating femininity with reproductive capacity. Yes, it's an apt axiom.