That is one of the most common ways to shorthand the fact that someone is willing to talk about their feelings, reguardless of the context. You could easily use it to describe Vin and Kelsier without it feeling out of place.
You mean where he says that Moash has less respect for him than the others? How the rest of Brisge Four sees him as an immortal and to Moash he's just some dude?
The only person who's opinion about the cosmere matters is Brandon.