Who said "I believe in myself because Muriel believes in me."?

This quote is attributed to Courage the Cowardly Dog.

I believe in myself because Muriel believes in me. - Courage the Cowardly Dog

"I believe in myself because Muriel believes in me."

Courage the Cowardly Dog Faith

"Courage, the cowardly dog."

"What's wrong, Muriel?"

"Oh, the things I do for love."

"Stupid Eustace!"

"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"