Who said "Gosh, education is the key to a better future."?

This quote is attributed to Mickey Mouse.

Gosh, education is the key to a better future. - Mickey Mouse

"Gosh, education is the key to a better future."

Mickey Mouse Education

"Hot dog!"

"Oh boy!"

"Gosh!"

"That's swell!"

"Education opens doors."

"Education opens doors to endless possibilities."

"I ain't got the education you got, bub."

"You can't put a price on history."