Not saying it's easy, especially for a kid, but if you go in front of a panel like that, if you can demonstrate remorse and desire to change, it goes a long way.
This only furthers the advantage of those most willing and able to lie. Especially so when the system and punishment is arbitrary and capricious rather than rooted in first principles. We should focus on outcomes and shared goals, not easily faked attitudes.
Why do you assume it's a lie? I'd say it's at worst uncorrelated to the truth. And, apart from whether you mean it or not, I believe there's value in learning how to tell people that you do. It's up to you then to decide whether you want to use that power to lie.
This only furthers the advantage of those most willing and able to lie. Especially so when the system and punishment is arbitrary and capricious rather than rooted in first principles. We should focus on outcomes and shared goals, not easily faked attitudes.