I was like many young men - reckless, arrogant and idealistic. I wore my hair long and braided and carried a bow more often than I did a staff. Children? No. I have loved many in my past but never to the depth of wanting children. I always thought I would have time.
You will probably never get things exactly correct. Not really. For good or ill, you grew up with it as feature in your life. We often take things like that for granted until they are gone.