Who said "We must be over the rainbow."?

This quote is attributed to Dorothy Gale.

We must be over the rainbow. - Dorothy Gale

"We must be over the rainbow."

Dorothy Gale Imagination

"I've a feeling we're not in Kansas anymore."

"There's no place like home."

"I think you're wrong to want to live in the middle of us munchkins."

"How can you talk if you haven't got a brain?"

"Imagination is more powerful than knowledge."

"The world is full of wonders if you know where to look."

"You have the imagination of a child, Lucy"

"The world is full of mysteries waiting to be solved."