second, To have optimistic point of view will result in making a person healthy. In the medical science has proven that stress, heart disease and cancer, can be avoided when people feel good about themselves, and it has been found that the elderly recover faster from illness when they are cheerful. For example, when an elderly person was admitted to the hospital. They are afraid of death is very much make symptoms worse. But when they thought that the symptoms of illness will disappear in no time. From this topic can tell If we have good mental health will result, we have a healthy body.