Then flew one of the seraphims unto me, having a live coal in his hand, which he had taken with the tongs from off the altar: and he laid it upon my mouth, and said, Lo, this hath touched thy lips; and thine iniquity is taken away, and thy sin purged. Isaiah 6:6, 7.  {CC 234.1}        Isaiah had denounced the sin of others; but now he sees himself exposed to the same condemnation he had pronounced upon them. He had been satisfied with a cold, lifeless ceremony in his worship of God. He had not known this until the vision was given him of the Lord. How little now appeared his wisdom and talents as he looked upon the sacredness and majesty of the sanctuary. How unworthy he was! how unfitted for sacred service! . . .  {CC 234.2}        The vision given to Isaiah represents the condition of God's people in the last days. They are privileged to see by f ...