Solemn words of promise are spoken. Rings are exchanged. Witnesses look on in joyful celebration. A new covenantal relationship has been established and sealed. The symbolism of a wedding ceremony illustrates the way sacraments operate within the Christian faith. Broadly defined, a sacrament is an external sign that points to and reveals an invisible spiritual reality. Learn more about "Sacraments and the Early Church" in this week's article.