Tertullian On Modesty I blush not at an error which I have ceased to hold, because I am delighted at having ceased to hold it, because I recognise myself to be better and more modest. No one blushes at his own improvement. Even in Christ, knowledge had its stages of growth;[10] Origen Commentary on Matthew Book XIII ut to the spermatic principles, that one is short and little, another great, and another of middle height; but in the case of souls, it is our free-will, and actions of such a kind, and habits of such a kind, that furnish the reason why one is great, or little, or of middle height; and it is of our free-will either by advancing in stature to increase our size, or not advancing to be short. And so indeed I understand the words about Jesus having assumed a human soul, "Jesus advanced; "[152]