In the fifties, you'd better be married, cause she didn't want to get pregnant.
In the sixties, it was the pill, but that didn't always work, so you'd better be "in love"
In the seventies, eighties and nineties, you could always kill the baby if you didn't want it.
I teach college now, and no, it's not like it used to be.
In their 30s and early 40s they wonder why they can't find a good man, get married and have a family. By the 40s, they become increasingly desperate.