He's gotten smacked a few times for not exactly expressing himself right. Also has blown up on occasion, so Al can understand him doing the same.

He won't be HAPPY about it, but he understands so he would probably won't say much about it.

He is the kind that would never give up on someone he has set his mind to helping, so even if he didn't already go through some hardships of his own, he would still stay by him.