"I'll get some," he reassures; that it 'might' is good enough for him. "Then- we can all have a rest. We can do with a rest." He looks at Inigo as he speaks, know what difficulty doing that would be on him specifically, but...

"The Ministry guys said they're going in and bringing everyone more supplies, and sorting everything out. We don't know what's happening, but we can get an update later. Let's just...let them figure things out, instead of being out there and worrying right now. We can't do anything 'til they do, anyway."

So what's the point of going back out there, panicking? He doubts it's reasonable enough to work for Inigo, but to his own ears - to his own mind - it makes sense.