They have done wrong, so we will do the same. That’s an industrial era thought.
They have done wrong, let’s not do the same. This is information era belief.
When someone do something wrong with you, don’t react but respond. Think what you want to leave as your legacy. And when you respond, don’t do it expecting things will turn good, they might and they might not. But do it because you want to leave a better world for the generations to come.