Looking at the positives here though: it's a sign of progress and maturity that you recognize you made mistakes that unintentionally aided bullies, and that you

Looking at the positives here though: it's a sign of progress and maturity that you recognize you made mistakes that unintentionally aided bullies, and that you're trying to help others not make those same mistakes. So few people are willing to admit things like this. It's Popper's classic Paradox of Tolerance: to maintain a tolerant society, we have to be intolerant of intolerance.