“Be polite, be professional, but have a plan to kill everybody you meet.” I’ve seen this saying all over the Internet but this is the first person that I’ve seen who fits that saying.
Sociopaths know this innately.
The rest of us have to be told.
Attributed to General Mattis, but he may have just personified it.
He did say, “I come in peace. I didn’t bring artillery. But I’m pleading with you, with tears in my eyes: If you f... with me, I’ll kill you all.”
Be polite, be professional, but have a plan to kill everybody you meet. One of the rules Maj. Gen. James Mattis gave his Marines to live by in Iraq, as quoted in Fiasco: The American Military Adventure in Iraq (2006) by Thomas E. Ricks; as excerpted in Armed Forces Journal (August 2006).