OOMPH! Week 4 - "Save Yourselves" Acts 2, Ephesians 2:8-9, Philippians 2:12, Matthew 5:29-30, Matthew 16:24-26, Ephesians 5:3-5, Galatians 5:16-25 -Salvation is free and costly. -Salvation is not by works, but it does get you working. -Repent. Take sin seriously! -Take sin seriously and life will be less serious. Most people take life too seriously and are too flippant with their sin.