This is the message which we have heard from him and announce to you, that God is light, and in him is no darkness at all.

 A man's own character will necessarily be determined by the character of the god whom he worships; and, therefore, John begins by laying down the nature of the God and Father of Jesus Christ whom Christians worship. God, he says, is light, and there is no darkness in him. What does this statement tell us about God? 