You are willing to let bygones be bygones, but an old opinion or an embarrassing mistake just won`t go away. If people refuse to let you forget it, it could be that this lesson isn`t over yet. Take some time to think about what`s really going on. The mental shorthand of categories might just bottle up a free-flowing system. Rearrange your data one more time, then look at it from another angle to see if things have gotten any clearer.