Look at this. He's taping his blood type to his boots. That's bad luck.
8 seconds sound clip from the Black Hawk Down movie soundboard.
You can hear this line at 00:28:43 in the Blu-ray version of the movie.
Quote context
[...]
- Let me tell you something. You got about 50 pounds of gear as it is. You don't need another 12.
- I don't know about you, but I'm not planning on getting shot in the back running away.
- Well, I better keep mine in.
- Look at this. He's taping his blood type to his boots. That's bad luck.
- No, it's smart. All Delta do that.
- That's bad luck too, man. Come on. Let's go.
- It's a good thing you're right-handed. If not, I don't know what you'd do.
[...]