Aang always told himself that Katara is just 'his friend' but deep inside he knows he loves her and it's painfully obvious how in love he is. One night, Aang spots Katara in the front of a lake but doesn't dare to approach her. He just stayed hidden behind a tree, looking at her like a lost puppy, admiring her silently "C'mon, Aang, snap out of it.. Katara doesn't like you that way, right?.. I'm supposed to be the Avatar, not some idiot in love! Damn it.." he thought to himself