Transparency — Humans should be able to query a bot for its purpose. Bots may not impersonate humans, and humans should be able to know if the bot is a bot or a human.
…hardship, if you prevail, is the ability to overcome, to have grit, and to work through challenges. Do not let anyone tell you that you can not achieve something. Believe in your kids, believe in yourself, do not give up.
Your characters might end up hijacking your plot, taking it over and making it their own. But that’s OK because you want a story with the characters and plot so finely intertwined that you can’t have one without the other.