- Marta Kamen: [narrating] Yes, Mars has pathogens. But so does Earth, where explorers have faced malaria, cholera, and many other diseases. But they didn't stop. They fought back. And some died. But mostly, they endured. And if they hadn't, we wouldn't be here now.
- Marta Kamen: And that's exactly what our brave pioneers on Mars are doing. Facing the unknown, overcoming its dangers and, yes, sometimes making mistakes. But the truth is, they are role models for us all.