The correct way to put this would be I hardly have five hours of sleep a night upon arrival, but it's worth it.
Mildred is cool!!!
Jk. Who is Mildred?
Answer:
This sentence in the 6th paragraph, Gus cared nothing for taunts and slurs against himself, but he deeply resented any suggestion of insult aimed at his crippled friend," shows that Gus is a loyal, caring friend. He only cares for his friend and not himself.