Constant dripping wears a / inkstone

Conquering the unyielding with the yielding, water is all-pervasive, and it also can penetrate the hard stone.It is the specific target and perseverance that constant dripping wears away the stone. Taoism in China said: "imitation of nature" is extract for the device; Constant dripping wears away the stone. The inkstone, put into ink, used in calligraphy. The harmony is between man and nature, artifacts are taken from nature and used for people without modification.Simplicity and convenience is the design,without modification, or a work of art