Who is the liar but he who denies that Jesus is the Christ? This is the Antichrist, he who denies the Father and the Son.

 First, the Christian is one who has come to know God; and the inevitable accompaniment of knowledge must be obedience. We shall return to this more fully; but at the moment we note that to know God and to obey God must, as John sees it, be twin parts of the same experience. 