Mr. President, it is not only possible, it is essential.
8 seconds sound clip from the Dr. Strangelove movie soundboard.
You can hear this line at 00:52:06 in the Blu-ray version of the movie.
Quote context
[...]
- Then you mean it is possible for them to have built such a thing?
- It requires only the will to do so.
- Mr. President, it is not only possible, it is essential.
- That is the whole idea of this machine, you know.
- Deterrence is the art of producing in the mind of the enemy the fear to attack.
- Yes, and simple to understand. And completely credible and convincing.
- Gee, I wish we had one of them Doomsday Machines, Stainsey.
[...]