Let's take it as a "A" and "B" player. What if "A" decide to kill "B", "A" think that "B" is a evil guy... But "B" think that "A" is Evil so....
We cannot force others to behave differently if they disagree with us. But if we change what we are saying or doing, they may respond differently.
Your dreams will only take you as far as your faith in them.