Use of technology in treatment of mental disorders VR system offers a sense of realism in a safe environment. By gradually exposing the person to their fear with a Virtual Environment the patient becomes accustomed to the trigger of their problem to an extent that it no longer becomes an issue. This form of treatment has also been applied to other mental health problems such as phobias (where anxiety is triggered by a certain situation). For example, fear of flying or arachnophobia (fear of spiders). Computer games have also been used to provide therapy for adolescents. Many adolescents are reluctant to have therapy and a computer game is
What Is a Nation? and continues to be invoked. Political historian Karl Deutsch, in a quote sometimes mistakenly attributed to Renan, said that a nation is "a group of people united by a mistaken view about the past and a hatred of their neighbours". Benedict Anderson's 1983 work Imagined Communities, which states that a nation is an "imagined political community", argues that Renan contradicts himself when he says French people must have forgotten the St. Bartholomew's Day massacre, yet does not explain what it is. In other words, Renan assumes that all his readers will remember the very massacre he says they have forgotten.