As Ken guessed, Rose's personality didn't represent the family well. However, he also understood that where there was competition there were also factions.
"Is our family divided into factions?"
"Hmm, true, your intelligence is really beyond your age. The family is divided into factions, and each faction is divided into subgroups. While all of us unite against outside threats, the situation is quite complicated inside the family."
"How so?"
"The members of the generation above Grandfather's generation are either in seclusion to improve as much as they can before their potential runs dry, or just stopped intervening in the family politics since many factions are their descendants."
"So only three generations are involved in the family politics."