Patrick explains how to properly honor the Lord's Day, which is the third commandment. Patrick reflects upon Pope John Paul II's apostolic letter, Dies Domini, to provide a clear understanding of what activities are appropriate for Sundays. He discusses the importance of attending Mass, resting from unnecessary work, and dedicating time to family and charitable acts. Patrick also addresses the balance between secular distractions and sacred observance, highlighting modern dilemmas like working on Sundays and participating in entertainment like Super Bowl parties.