Looks like most of it IS an MLK Jr. quote, just not the first sentence. See, for example, http://www.quotesstar.com/quotes/r/returning-hate-for-hate-multiplies

Looks like most of it IS an MLK Jr. quote, just not the first sentence. See, for example, http://www.quotesstar.com/quotes/r/returning-hate-for-hate-multiplies-159261.html http://www.quotesstar.com/quotes/r/returning-hate-for-hate-m...