Who said "It's okay to make mistakes, that's how you learn."?

This quote is attributed to Butters Stotch.

It's okay to make mistakes, that's how you learn. - Butters Stotch

"It's okay to make mistakes, that's how you learn."

Butters Stotch Education

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

"Aw, hamburgers!"

"You're grounded, mister!"

"I have to go do my chores now"

"Education opens doors."

"Education opens doors to endless possibilities."

"I ain't got the education you got, bub."

"You can't put a price on history."