>>102175521>Aang was incredibly childishHis entire culture literally went through genocide, the face he didn't try to vacuum seal the Fire Nation to a death via explosive suffocation (let alone be the one person in the cast who treats them as potential friends) shows pretty great maturity to me.
As for understanding Katara, he's always had her back, with the waterbending scroll incident, he various actions to inspire and free various villages they come across, their feud with the waterbending teacher, understanding that murdering her mother's murderer won't bring her back etc.
