How To Stop Negative Thinking

Is Your Glass Half Empty or Half Full?Improving Our Thoughts Improves Our Lives. Psychological research at Stanford University has proven that when you criticize or pick on yourself, that negativity has over double the negative impact that criticism from another person has. Psychological research at Stanford University has proven that when you criticize or pick on yourself, that negativity has over double the negative impact that criticism from another person has. Maybe you worry a lot about yourself, the future, about your job.