Who said "I think I'm a big sister now."?

This quote is attributed to Ralph Wiggum.

I think I'm a big sister now. - Ralph Wiggum

"I think I'm a big sister now."

Ralph Wiggum Change

"I'm in danger."

"Me fail English? That's unpossible."

"Eat my shorts."

"Ay caramba!"

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."