I felt something wrong, but I thought it was me because I'd been away for so long.
4 seconds sound clip from the Invasion of the Body Snatchers (1956) movie soundboard.
You can hear this line at 00:42:14.999 in the Blu-ray version of the movie.
Quote context
[...]
- There isn't any danger until they're completely formed. We learned that last night at your house.
- Your blank didn't change right away.
- When the change does take place do you suppose there's any difference?
- That must be what he was doing in the cellar last night: placing one of these. I'm sorry.
- I felt something wrong, but I thought it was me because I'd been away for so long.
- They have to be destroyed. All of them.
- They will be. Every one of them.
- I'm going to stay right here where I can watch them.
- Nick Grivett didn't find any body on a burning haystack.
[...]