Who said "Sometimes solitude is necessary for reflection."?

This quote is attributed to Butters Stotch.

Sometimes solitude is necessary for reflection. - Butters Stotch

"Sometimes solitude is necessary for reflection."

Butters Stotch Solitude

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

"Aw, hamburgers!"

"You're grounded, mister!"

"I have to go do my chores now"

"Sometimes being the best means being the loneliest."

"Solitude gives us time to reflect on what matters"

"I'm not good with people, never have been."

"I feel like I'm disappearing."