Adolf Hitler: Pure Evil in the Flesh Modern World While reading A Guide In Expository Writing For the Study Of History, By Charles Olivea, I was learning how to write a thesis. "The concept may be written as a single word or as a hyphenated term. Some examples of these are: optimism, freedom, truth, faith..." continuing on to say,"USE A THESAURUS!!" So I typed evil into the thesaurus and found a plethora of suitable words for the most horrid man the world as we know it has ever seen. So rather than use"a single word"... Hateful, detesta ....