All quotes need proper acknowledgment to explain where you got your information and maintain your credibility. If the speaker is important, give that person's name in a signal phrase. Add information about the source if needed for context, such as, "As Ancient Greek historian Herodotus said ... " Then follow proper documentation format so your reader can find the source. For papers that use Modern Language Association (MLA) format, give the author along with a page number for print sources. An online MLA quote looks like this:
The Star Trek catchphrase "Beam me up, Scotty" did not appear in that form in the original series. Other misquotations include " Just the facts, ma'am " (attributed to Jack Webb 's character of Joe Friday on Dragnet ), " Elementary, my dear Watson " (attributed to Sherlock Holmes ), " Luke, I am your father " (attributed to Darth Vader in Star Wars ), " Play it again, Sam " (attributed to Ilsa in Casablanca ), " Do you feel lucky, punk? " (attributed to Harry Callahan in Dirty Harry ) and " We don't need no stinkin' badges! " (attributed to Gold Hat in The Treasure of the Sierra Madre ).