(and the life was revealed, and we have seen, and testify, and declare to you the life, the eternal life, which was with the Father, and was revealed to us);

 (iv) It tells us of the guidance of God. It is one of the great functions of light to show the way. The road that is lit is the road that is plain. To say that God is light is to say that he offers his guidance for the footsteps of men. 