What is meant by feng divination

Feng divination is"The I chingSixty-four terms of 55 ", it is piled up different hexagrams, is away from the hexagrams, under the terms is a shock.From the diagram represents fire, lightning, earthquake on behalf of the ray, symbolizes the thunderstorm arrives at the same time.At the same time, the meaning of "feng" is plump and full.To imply that a gentleman should be like thunder feng diagram, to play fair, behavior is legitimate, in this way can a know-it-all.