jothar good thing for you, you said why can one get marries, not specifically men or women 🙂
a really old joke,
When g-d firat created Adam, he complained and asked for companionship.
G-d “ok, but it’ll cost you”
Adam “how much?”
G-d “an arm and a leg”
Adam “too much, what can I get for a rib?
🙂