Every soul, then, by reason of its birth, has its nature in Adam until it is born again in Christ; moreover, it is unclean all the while that it remains without this regeneration; and because unclean, it is actively sinful, and suffuses even the flesh (by reason of their conjunction) with its own shame.
TertullianThe Word, then, the Christ, is the cause both of our ancient beginning, for lie was in God, and of our well-being. And now this same Word has appeared as man. He alone is both God and man, and the source of all our good things
TertullianBut now inquiry is being made concerning these issues. First, can any believer enlist in the military? Second, can any soldier, even those of the rank and file or lesser grades who neither engage in pagan sacrifices nor capital punishment, be admitted into the church? No on both counts.
TertullianWoman, thou shouldst ever be clothed in rags and in mourning, appearing only as a penitent, drowned in tears, and expiating thus the sin of having caused the fall of the human race. Woman thou art the gate of the devil. It is thou who hast corrupted those whom Satan dare not attack face to face.
TertullianThe angels as the guardians of men are set over men as instructors and monitors. This shows the relationship that is to exist between them. Man's attitude is to be one of obedience and subjection. He is to follow the lead of the angels, and consequently some reverence is already implied in the very relationship that exists between man and angel.
Tertullian