How about you? Would you have given Arthur a second chance?
Of course I would have given him a second chance. As you mentioned in the post, everyone deserves a second chance.
And Arthur after getting it, might as well end up being one of the best teachers around. Sometimes seconds chances are like a wake up call.
They are, I was hoping that would be the case. So far, no one has heard of him since he left, hopefully he is doing great things out there for the students. Sometimes the most problematic students make the best teachers