Who said "Hope is what keeps losers going."?

This quote is attributed to Nelson Muntz.

Hope is what keeps losers going. - Nelson Muntz

"Hope is what keeps losers going."

Nelson Muntz Hope

"Ha-ha!"

"Your tears of unfathomable sadness!"

"I'm gonna enjoy this, Bart. I'm gonna enjoy this a lot."

"Eat my shorts, Simpson!"

"Every day is a new opportunity."

"Hope is what gets us through difficult times."

"I'm not your enemy, kid. I'm trying to save you."

"Redemption is a long road."