You're talking about mass murder, General, not war.

6 seconds sound clip from the Dr. Strangelove movie soundboard.

You can hear this line at 00:34:10 in the Blu-ray version of the movie.

Quote context

[...]

- That was not an act of national policy and there are still alternatives left open to us.

- Mr. President, we are rapidly approaching a moment of truth, both for ourselves as human beings and for the life of our nation.

- Now, truth is not always a pleasant thing.

- But it is necessary now to make a choice, to choose between two admittedly regrettable, but nevertheless distinguishable postwar environments.

- One, where you got 20 million people killed and the other where you got 150 million people killed.

- You're talking about mass murder, General, not war.

- Mr. President, I'm not saying we wouldn't get our hair mussed.

- But I do say no more than 10 to 20 million killed tops depending on the breaks.

- I will not go down in history as the greatest mass murderer since Adolf Hitler.

- Perhaps it might be better, Mr. President, if you were more concerned with the American people than with your image in the history books.

[...]