Hidden edge, self-cultivation, to be the first to be made, "keeping a low profile" is a low-key man's behavior pattern. Low-key man in order to facilitate calm observation, careful thinking, and then control the overall situation and plan the future is a strategic mode of behavior. Second, the idea of "keeping a low profile and keeping a low profile" applies to both difficulties and adversities, as well as to success or victory. Third, the profound connotation of the idea of "keeping a low profile and keeping a low profile" lies in working hard, accumulating strength and looking forward to the long term. In this sense, "keeping a low