Who said "Professor Chaos didn't work out, but I learned from it."?

This quote is attributed to Butters Stotch.

Professor Chaos didn't work out, but I learned from it. - Butters Stotch

"Professor Chaos didn't work out, but I learned from it."

Butters Stotch Wisdom

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

"Aw, hamburgers!"

"You're grounded, mister!"

"I have to go do my chores now"

"I'm not angry, I'm just disappointed."

"The best things in life are free."

"You can't have everything in life, but you can have what matters most."

"A woman's intuition is rarely wrong."