Abstract: Logic came into being under the background of western culture,later,came the crisis that western logic became excessively instrumental,scientific and objective.The formation of logic opinion of deductive centralism in China at least began early this century.This kind of logic opinion produced an effect on the point of view on education,knowledge,reason,intelligence and capabilities.Under the opinion of deductive centralism,inductive logic wasn't logic.We should advocate a grand logic view that could encoura...