We don't know what we're going to find. Or what dangers we may face.
6 seconds sound clip from the X Minus 1 - Mars is Heaven by Ray Bradbury classic radio dramaseries.
You can hear this line at 00:04:50 in the radio play.
Quote context
[...]
- Now hear this. All right men. The smoking lamp is lit.
- Well, we're on Mars. The first manned ship from earth to land here.
- We don't know what we're going to find. Or what dangers we may face.
- We're seventeen men on an alien world.
- It's up to us whether we ever get home again.
- The next few hours should tell the story.
- And one other thing. We may be on Mars, but this is still a United States Navel vessel.
[...]