If we presume, we never try. If we despair, we give up. John would have none of this for his beloved children. Rather, he would have them strive and trust and move forward, perhaps tripping all the way, in their relationship with God and in the sure confidence of complete fulfillment:
“See what love the Father has given us, that we should be called children of God; and so we are…Beloved, we are God’s children now; it does not yet appear what we will be, but we know when he appears we shall be like him, for we shall see him as he is.