You are hereUCG.org / Sermons / Leaven and Vanity Leaven and Vanity Given on Apr 11, 2017 by Frederick Kellers Listen Downloads MP3 Audio (13.2 MB) Downloads Leaven and Vanity MP3 Audio (13.2 MB) × Video of Leaven and Vanity During the days of Unleavened Bread, we often focus on removing sin from our lives as commanded by Christ. But have we ever considered that having the knowledge of God's truth can lead us to being "puffed up" by judging those who don't?