Of all the ridiculous drivel...

[He eyes the rest of the possible food with distaste. He can't believe they're going to have to eat this stuff]

Do you believe we're really in space?

[He's leaning towards believing they really are, but someone else's opinion could be useful, especially if he can get them to consider something:]

We don't have clear proof we're in space. All we have is a view of the outside, and it could be faked with ease. Do you think that's a possibility