Page:Ante-Nicene Christian Library Vol 3.djvu/317

Rh of others. For thus the true Prophet promised us, saying, 'Verily I say to you, that if ye have faith as a grain of mustard seed, ye shall say to this mountain, Remove hence, and it shall remove.' Of this saying you have yourselves also had proofs; for you saw yesterday how at our presence the demons removed and were put to flight, with those sufferings which they had brought upon men.

"Whereas therefore some men suffer, and others cure those who suffer, it is necessary to know the cause at once of the suffering and the cure; and this is proved to be nought else than unbelief on the part of the sufferers, and faith on the part of those who cure them. For unbelief, while it does not believe that there is to be a judgment by God, affords licence to sin, and sin makes men liable to sufferings; but faith, believing that there is to be a judgment of God, restrains men from sin; and those who do not sin are not only free from demons and sufferings, but can also put to flight the demons and sufferings of others.

"From all these things, therefore, it is concluded that all evil springs from ignorance; and ignorance herself, the mother of all evils, is sprung from carelessness and sloth, and is nourished, and increased, and rooted in the senses of men by negligence; and if any one teach that she is to be put to flight, she is with difficulty and indignantly torn away, as from an ancient and hereditary abode. And therefore we must labour for a little, that we may search out the presumptions of ignorance, and cut them off by means of knowledge, especially in those who are preoccupied with some erroneous opinions, by means of which ignorance is the more firmly rooted in them, as under the appearance of a certain kind of knowledge; for nothing is worse than for one to believe that he knows what he is ignorant of, and to maintain that to be true which is false. This is as if a drunk man should think