Contents:Don't eat steak and go not to go a World War II period, American government decides and mobilizes the people of rear change food habit, eat more the internal organs like some cow liver, cow bowel, send to the front line to the steak, the pork steak Jing meat like this,mens sunglasses promise the carnivorous supply of the warriors.A few psychologists accept order a research and how persuade people to give up to eat steak.The psychologist decides to do an experiment first.They seek to a group of housewives, the forerunner went some kind of publicities that don't eat steak and change to eat internal organs and told them three wars in the United States to have the meanings of what greatness, citizen's supporting troops was how great responsibilities, the animal internal organs has the nourishments value of what Gao, and should how cook animal internal organs.Psychologist's being divided into the housewives later on AN and B is 2 sets.To the housewife of B set, the psychologists just tell them the hope hereafter can change to eat animal internal organs;But then make everyone discuss mutually, then vote by a show of hands from now on to the housewife of A set whether no longer eat steak.The psychologist in advance found job for in the A set some act from inside, at their arouse under, the A constitutes a member to raise hand to pass in succession.After two weeks, the psychologist decides to see how the effect of this promo is.Pass questionnaire and interview, discover that the housewives of A set have above 70% true beginning to purchase and edible animal internal organs as a result, but only 30% in the B set does like this.This experiment proved a secret of mankind's behavior:To want to let people willingly are a matter have to make them participate in this affair of discussion and research, then make them decide by themselves,womens sunglasses they change their themselveses, but be much more than in brief do some expert's academic chairs or advertisement publicity.(The pattern time excerpts from 《great science and technology 》 to edit/Liu Yang)
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