Who said "Hope is what keeps you going when everything seems dark."?

This quote is attributed to Butters Stotch.

Hope is what keeps you going when everything seems dark. - Butters Stotch

"Hope is what keeps you going when everything seems dark."

Butters Stotch Hope

"I'm not bad, I'm just drawn that way"

"Aw, hamburgers!"

"You're grounded, mister!"

"I have to go do my chores now"

"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."