质是使事物成为它自身的内在规定性 ,质有两大层次 :一是事物构成要素的质 ,这是事物质的基础和依托 ,它具有潜在性 ;二是事物系统整体的质 ,包括特殊的质 (一事物借以区别于他事物的特殊规定性 )、共同的质 (事物内在的类的规定性 )和本质三个基本层次。本质是指使事物成为它自身内在的根本的规定性 ,即占统治地位的质 ,本质在“自己的运动”中生成多个等级层次。质的两大层次之间 ,系统质的各个层次之间都是相互联系、相互影响的 Quality is to make things become its own internal provisions, quality has two levels: First, the quality of things constitute the elements, which is the basis and backing of things, it has potential; Second, the quality of things as a whole system, including special (One thing is distinguished from the special stipulation of his thing), the common quality (the stipulation of the inner category of things), and the essence of three basic levels. Essence refers to making things the fundamental presumptive of itself, namely the dominant quality, which essentially generates multiple levels in “one’s own movement.” Between the two levels of quality, the various levels of the system quality are interrelated and influence each other