all that is rooted in and nourished by the earth? For though this class of creatures have no sensation, yet they also are said to live, and consequently they can die; and therefore, if violence be done them, can be killed. So, too, the apostle, when speaking of the seeds of such things as these, says, "That which thou sowest is not quickened except it die;" and in the Psalm it is said, "He killed their vines with hail." Must we therefore reckon it a breaking of this commandment, "Thou shalt not kill," to pull a flower? Are we thus insanely to countenance the foolish error of the Manichæans? Putting aside, then, these ravings, if, when we say, Thou shalt not kill, we do not understand this of the plants, since they have no sensation, nor of the irrational animals that fly, swim, walk, or creep, since they are dissociated from us by their want of reason, and are therefore by the just appointment of the Creator subjected to us to kill or keep alive for our own uses; if so, then it remains that we understand that commandment simply of man. The commandment is, "Thou shalt not kill man;" therefore neither another nor yourself, for he who kills himself still kills nothing else than man.
- Of the cases in which we may put men to death without incurring the guilt of murder.
However, there are some exceptions made by the divine authority to its own law, that men may not be put to death. These exceptions are of two kinds, being justified either by a general law, or by