Right, and that is why he is immature.
Discussion
Of course he's immature. He's a man! We never grow up
I like Picard, that man is an adult!
And very handsome but still picked a fight with the Narsicans
...when he was not yet an adult.
He was a Starfleet cadet/ensign. Boys never grow up H 🙏💜🚒🇬🇧😎