Samuel Butler Quotes about Evil

Evil is like water, it abounds, is cheap, soon fouls, but runs itself clear of taint.
Samuel Butler (2008). “The Note-books of Samuel Butler: Easyread Comfort Edition”, p.285, ReadHowYouWant.com
Samuel Butler (1951). “Notebooks”
Samuel Butler (2014). “The Notebooks of Samuel Butler”, p.197, The Floating Press