The phrase “You’ve crossed the line†probably has been spoken countless times throughout multiple generations – and with many different connotations. In its most familial usage, my mother sometimes said it to me during my teenage years. “You’ve crossed the line, young lady,†usually meant trouble for me.
And somewhere in Hollywood, the likes of Clint Eastwood, John Wayne and Arnold Schwartznegger probably uttered the phrase, “You’ve crossed the line,†just before they got even.