It is much easier to change how you think by changing your behavior, than it is to change your behavior by changing how you think. Act out the change you seek.
爱别人的,别人也必然爱他,利于别人的,别人也必然利于他,憎恶别人的,别人也必然憎恶他,残害别人的,别人也必然残害他。