It means more than it ought to, he thinks, wondering if anyone else from their team really is -- on his side. Even Bruce he knows sometimes merely went along with Tony like they were children in the sandbox. It feels good to be validated, as always, but there's something else to it. Something he can't identify. Maybe it doesn't even have a name.
"While we're here, we have to stick together." No more in-fighting, no more doubting. If they trust one another, they can get through this, plain and simple.