Also the humanity can simultaneously experience two violent mood fear when most joyful the world classics terrorist movie "To dodge Spirit" for 27 years in society has fluttered, thought always lets the human have plants must with the general psychological experience: Says the table with difficulty the fear, actually fills with pleasantly surprised. “that many people their immerse voluntarily in two hours terrorist, alarmed and afraid and in the loathing, as if has disobeys the intuition”. Why do the people want “to ask for trouble”? Newest research discovery, because mainly the people can simultaneously experience to two violent mood, fears when is also most joyful. This research will publish August "Consumer Research" in the magazine. explains and forecast that the people behavior theory the basic supposition is the people wants to track down joyfully, is far away from the pain. Why do the people like watching the terrorist movie? Generally has two kind of explanations: A theory believed that in fact the human has not been scared by the movie, but feels excited; Another explanation believed that the people to enjoy time the result feels relieved the happy feeling is willing to endure the terror. But, US UC's Edward German · Andrade and Florida University's Joel · Cohen believed that these two theories are untenable. Andrade and Cohen said: “these two theories suppose the people not to be able simultaneously to experience passive and the positive mood. We thought that the people should consider these two explanations, the people cannot simultaneously experience passive and the positive mood supposition are wrong.”In other words, they believed that the terrorist movie's audience is glad to enjoy this kind very much “not to be happy”. This novel mood experience explained the people simultaneously experience passive and the positive mood experience - - - people in fact enjoy are frightened, after not only enjoys long the threat relieves, extends the one breath carefree. The direct positive paper author says: “is most terrorist when is always most joyful.” the author explained: “under habit, the people are willing to choose generally avoid stimulating, but, when they place on alert the condition, has completed the full preparation, experiences when the fear is also joyful in the experience.”