For what war should we not be fit and eager, even though unequal in numbers, we who are so willing to be slaughtered-if, according to that discipline of ours, it was not more lawful to be slain than to slay?

Truth persuades by teaching, but does not teach by persuading.

And when will there be an end of marrying? I suppose, when there is an end of living.

If the Tiber rises too high, or the Nile too low, the remedy is always feeding Christians to the lions.

You can judge the quality of their faith from the way they behave. Discipline is an index to doctrine.

Enoch predicted that "the demons and the spirits of the angelic apostates would turn into idolatry all the elements, all the adornment of the universe, and all things contained in the heaven, the sea, and the earth, that they might be consecrated as God in opposition to God." All things, therefore, does human error worship, except the Founder of all himself. The images of those things are idols; the consecration of the images is idolatry.

In our case, murder being once for all forbidden, we may not destroy even the foetus in the womb, while as yet the human being derives blood from other parts of the body for its sustenance. To hinder a birth is merely a speedier mankilling; nor does it matter whether you take away a life that is born, or destroy one that is coming to the birth. That is a man which is going to be one; you have the fruit already in the seed.