Second chance in life? What the hell are you talking about? The guy has now been caught cheating AND stealing. Don't you see a pattern? There can be little doubt that these are not his first ever trangressions. Send him packing.
Sounds like you may have a guilty conscience and are actually talking about yourself.
Why do you need to generalise Australians based on the actions of this individual.
You sure left the door wide open with that one, but I'm going to be a gent and leave it alone.