Single sports are OK but team sports are not. Encourages unseemly behavior. Robs majority of opportunity to participate in physical activities. Provides opportunity for athletically gifted SDA athletes to compete without worry about Sabbath conflict. Competition and sports are a part of our daily lives and is unavoidable so we should make the best of it.
Competition promotes growth, even in opponents.
Most memorable experiences often occur in sports. Eliminating sports eliminates the potential enjoyment and nostalgia. Chance for witnessing and outreach. Sports teach valuable skills including teamwork meeting goals, sportsmanship. Do all to the glory of God.