 According to Wang, human inborn characteristics (xing) are determined by the allotment (ming) provided to humans by nature. This process is one absent of agency of any kind, and happens “spontaneously” (ziran). Wang uses the image of generation in nature to describe such spontaneous or non-agentive activity. The act of human procreation, for example, displays both agentive and non-agentive features. While individuals decide to engage in the procreative act, the generation of the embryo that becomes a child happens spontaneously (ziran), without effort and intention. Wang seems to go even further than this toward determinism, however. He writes that even human behavior is ultimately determined by non-agentive features of the world, even bypassing the inborn characteristics generally taken to explain our behavior, and itself determined by non-agentive features of the world. Wang writes, in the Zhiqi (Periods of Government) chapter of Lunheng: