James Mattis https://en.wikipedia.org/wiki/James_Mattis http://www.military.com/daily-news/2016/11/20/trump-mad-dog-mattis-very-impressive-secdef-candidate.html "Be polite, be professional, but have a plan to kill everybody you meet." http://abcnews.go.com/Politics/memorable-quotes-gen-james-mad-dog-mattis/story?id=43693457