check out our:
"Don't talk like that, Dill," said Aunt Alexandra. "It's not becoming to a child. It's—cynical."
"I ain't cynical, Miss Alexandra. Tellin' the truth's not cynical, is it?"
"The way you tell it, it is." (22.32-34)
Aunt Alexandra has an idea of what childlike behavior is (sweet and innocent, the Olsen twins before they hit puberty) and expects Dill to conform to that. But maybe this idea of childhood isn't entirely natural—it's just what adults expect children to be like.