"Here, men, we live by the law of the taiga. But even here people manage to live. The ones that don't make it are those who lick other
men's leftovers, those who count on the doctors to pull them through, and those who squeal on their buddies.' As for squealers, he was wrong there. Those people were sure to get through camp all right..."
Overall, while judging Sbukov's actions, I think it's essential to keep this quote in mind as he will do everything in his power to survive based on his beliefs and guidelines.