Most of the very few people who would choose a good heart over riches would eventually use that to either make a lot of money, or attract men or women who are rich.

There would definitely be way fewer instances of cheating, if the average couple did not have sex only when the woman feels like it.

Some couples are married because they fell in love. Some are married because the woman fell pregnant.

Most women would each be left with fewer dreams or without a dream, if the institution of marriage were to be abolished.