在对人生历程的认识上道教提出了一套从先天一气到胎儿、婴儿、孩儿、成年并最终死亡成鬼或修道成仙的完整过程的理论。
As for the life process , Taoism puts forward its theory about the process from pre-heaven breath to embryo , infant , child , adult , till death or immortality .
先天一气