If there is the faintest breath of life, it will cloud the mirror. You see?
10 seconds sound clip from the Isle of the Dead (1945) movie soundboard.
You can hear this line at 00:27:43.877 in the Blu-ray version of the movie.
Quote context
[...]
- It's Mrs. St. Aubyn's affair, and of no concern to you.
- But Dr. Drossos is a Medical Officer.
- I don't care who he is. He doesn't know. He can't tell.
- I'll make any tests you want.
- If there is the faintest breath of life, it will cloud the mirror. You see?
- The breath can stop. The heart can stop. It still doesn't mean death. Men have lived...
- What difference does it make? Uncovered or covered, the eyes see no more.
- Looks all right. It'll give us all something to do.
- Better to watch the wind and hope that it changes than to watch each other and have no hope at all.
[...]