One who believes in the Son has eternal life, but one who disobeys{The same word can be translated "disobeys" or "disbelieves" in this context.} the Son won't see life, but the wrath of God remains on him."

 In this passage we have two expressions whose meaning we must face. It will not be possible to extract all their meaning, because they both mean more than ever we can discover; but we must try to grasp at least something of it. 