Who said "Imagination is the key that unlocks all possibility."?

This quote is attributed to Mickey Mouse.

Imagination is the key that unlocks all possibility. - Mickey Mouse

"Imagination is the key that unlocks all possibility."

Mickey Mouse Imagination

"Hot dog!"

"Oh boy!"

"Gosh!"

"That's swell!"

"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."