History is told by the victors, and when it comes to Lord of the Rings, Sauron doesn't much good press. That's why someone came up with the "Good Guy Sauron" meme, to show the good side of this bad guy.
With the right perspective, you can find the upside of the worst tyrant. I think we need more "Good Guy" villain memes — Good Guy Palpatine? Good Guy Joker? Good Guy Lex Luthor?