With the rapid development of the information technology, some concepts and methods of the management science are transplanted from many academic studies and research techniques of natu- ral science and have made remarkable progress, however, management science is usually restricted by the theories and methods of natural sciences. The strategy and decision can be effectively chosen if in- tuitionism is brought into management science and if the restriction source is explored and if philo- sophic significance of intuition and intuitionism in management science is pointed out and if the essence of intuition is mastered in management science.