It is a good thing to think positive and to also believe in positive thinking and believing, but for some of us it is easier said than done; especially since modern psychology tells us that our brain is set up to automatically go to the negative thought. So now we have a fight on our hands and it begins with our thoughts.
One of the main behaviors we are now being challenged to change is the tendency to seek only short-term gratification with the possibility of becoming blinded by long-term consequences.