I don't care whether it is true: its a good lesson against certainty

This is the transcript of the ACTUAL radio conversation of a U.S. naval ship with the Canadian authorities off the coast of Newfoundland October 1995. Radio conversation released by the Chief of Naval Operations 10-10-95.

Canadians: Please divert your course 15 degrees to the South to avoid a collision.
Americans: Recommend you divert your course 15 degrees to the North.
Canadians: Negative. You will have to divert your course 15 degrees to the South to avoid a collision.
Americans: This is the Captain of a US Navy ship. I say again, divert YOUR course.
Canadians: No. I say again, you divert YOUR course.
Americans: THIS IS THE AIRCRAFT CARRIER USS LINCOLN. THE SECOND LARGEST SHIP IN THE UNITED STATES ATLANTIC FLEET. WE ARE ACCOMPANIED BY THREE DESTROYERS, THREE CRUISERS AND NUMEROUS SUPPORT VESSELS. I DEMAND THAT YOU CHANGE YOUR COURSE 15 DEGREES NORTH, I SAY AGAIN,THAT'S ONE FIVE DEGREES NORTH, OR COUNTER MEASURES WILL BE UNDERTAKEN TO ENSURE THE SAFETY OF THIS SHIP.
Canadians: We are a lighthouse, your call.