Richard Whately Quotes about Evil
Controversy, though always an evil in itself, is sometimes a necessary evil.
Richard Whately (1856). “Thoughts and Apophthegms: From the Writings of Archbishop Whateley”, p.92
Richard Whately (1872). “Elements of Rhetoric: Comprising an Analysis of the Laws of Moral Evidence and of Persuasion, with Rules for Argumentative Composition and Elocution”, p.29