We are never really in control. We just think we are when things happen to be going our way.
If your happiness depends on your children being happy, that makes them your hostages. So stay out of their business, stop using them for your happiness, and be your own happiness. And that way you are the teacher for your children: someone who knows how to live a happy life.
Every mind deserves to be free. When the mind is free, that's the end of suffering.
That's huge: just to clean up one ecosystem.
Don't be careful. You could hurt yourself.
It's not possible to have a problem without believing a prior thought. To notice this simple truth is the beginning of peace.