Lactantius

“ Great is the aid, great the solace of repentance. That is the healing of wounds and offences, that hope, that the harbour of safety; and he who takes away this cuts off from himself the way of salvation, because no one can be so just that repentance is never necessary for him. ”

“ For inasmuch as they neither knew God nor were able to perceive the mystery of the world, they did not even comprehend the nature of man and of the soul. For how could they see the consequences, who did not hold the main point? [1] Therefore, in denying the existence of a providence, they plainly denied the existence of God, who is the fountain and source of all things. It followed that they should either affirm that those things which exist have always existed, or were produced of their own accord, or arose from a meeting together of minute seeds. ”

“ LXVII.—Of Repentance, the Immortality of the Soul, and of Providence.
But it is true all these things are difficult to man, nor does the condition of his frailty permit that any one should be without blemish. Therefore the last remedy is this, that we have recourse to repentance, which has not the least place among the virtues, because it is a correction of oneself ”