Who said "Fear is natural, but it shouldn't control your choices."?

This quote is attributed to Butters Stotch.

Fear is natural, but it shouldn't control your choices. - Butters Stotch

"Fear is natural, but it shouldn't control your choices."

Butters Stotch Fear

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

"Aw, hamburgers!"

"You're grounded, mister!"

"I have to go do my chores now"

"Face your fears with courage."

"You can't live your life in fear."

"Snakes. Why'd it have to be snakes?"

"Fear is just another obstacle to overcome."