Who said "Have faith in yourself, even when nobody else does."?

This quote is attributed to Sylvester the Cat.

Have faith in yourself, even when nobody else does. - Sylvester the Cat

"Have faith in yourself, even when nobody else does."

Sylvester the Cat Faith

"Sufferin' succotash! That's not how you catch a puddy tat!"

"A cat's life is what you make of it - mostly chasing and scheming."

"Love makes you do crazy things, like chase a bird for decades."

"The secret to happiness is never giving up, no matter how many times you fail."

"Faith guides me through difficult times."

"Faith is believing when you can't see."

"You have to believe in something, or you'll fall for anything."

"Faith in God and in each other is what sustains us"