You don't have to stop thinking about bad things. You just need to start filling your mind with good things.
Transformation happens when we learn to think the way God does.
Finally, brothers and sisters, whatever is true, whatever is noble, whatever is right, whatever is pure, whatever is lovely, whatever is admirable—if anything is excellent or praiseworthy—COMMENT AND LIKE THESE POSTS.
Out of the abundance of the heart his mouth speaks. - Luke 6:45