Maybe it's an unfair assumption, but if you're sitting here reading a blog right now, you're probably not a badass mercenary or undercover CIA operative. If you ever wished you could be a little tougher though, you might want to check out this great Flavorwire featuring 20 awesome quotes from some of the toughest guys on film -while it might not teach you how to be a scary ruffian, it could at least give you a little inspiration on how to talk like one.