Isaiah, the mighty prophet of God, knew by experience that one must bow the knee in mourning before one can lift the voice in jubilation. When his sin appeared ugly and venomous in the bright light of God’s holiness, he said: “Woe is me! for I am undone; because I am a man of unclean lips . . . for mine eyes have seen the King, the Lord of hosts” (Isaiah 6:5). We cannot be satisfied with our goodness after beholding the holiness of God. But our mourning over our unworthiness and sinfulness should be of short duration, for God has said: “I, even I, am he that blotteth out thy transgressions for mine own sake, and will not remember thy sins” (Isaiah 43:25). Isaiah had to experience the mourning of inadequacy before he could realize the joy of forgiveness. If I have no sense of sorrow for sin, how can I know the need of repentance? In God’s economy, a person must go down into the valley of grief before he or she can scale the heights of spiritual glory. One must become tired and wea...