These lines would best fit an old, philosophical doctor based on his language use. A farmer and uneducated trader and a vagrant wouldn't be able to speak in such a manner probably.
Um I don’t know how far you’ve gotten, so yeah.
Salvas character is starting to change, he’s becoming mentally stronger, he’s becoming more brave. He has to be more tougher now that the only 2 people he had during this trip are gone. He became a leader, he led and helped others, while still keeping himself alive.
