i feel for you. i don't agree that getting married is a 保障 on anything. if a guy wants to, he doesn't need to do anything. marriage doesn't mean anything at all, especially if you are richer. i guess the only reason i married is because my family needs me to be married and i know if this is the guy to spend the rest of life with, then i probably will have children due to the expectation of both parents. if having baby, better younger than older. i don't want to get married personally. and the worst is, i have baby very soon after marriage, but besides the very reason, i still don't know why marriage is good.
anyway, it's personal choice. but to me, because we live in this society, there's certain norms that unless you are strong, it's easier to live if u follow. most people won't understand why you are not married but bear child. most people finds it negative, which may affect child development.