fruit, some thirtyfold, some sixty, and some an hundred” (Mark 4:20). The good heart will produce fruit from the Word of God in its heart. The fruit amount varies, for all saints do not have the same abilities. But whatever our ability, we should all endeavor to be as productive as possible. B. THE PARABLE OF THE LAMP Mark 4:21–25 This lamp illustration is a parable similitude. It is mentioned four times in the Synoptic Gospels. Matthew and Mark refer to it once each while Luke speaks of it twice.