The person whose education placed too much emphasis on the hymen.
“School and some ladies from my church who taught young girls said you’d lose your virginity when the penis breaks the hymen — no ifs, ands, or buts about it. The HYMEN is what determined it, but of course, only for the gals, right? No talk about the hymen being broken in little girls from bikes, perforated hymens, non-existent hymens, hymens that never broke or tore, nothing. Hymen busted from penis ONLY equaled no longer virgin. Imagine my surprise when I didn’t bleed from sex my first time…”