The Law, Sin & Transgression: Is there a different law (apart from Law of Moses) that is being discussed in Romans? [Romans 7]. Right & Wrong-Before the Law: Before the Law of Moses was given, how did people know what was sin (right or wrong)? [Romans 7, 21 Timothy 4:2]. Paul's Blamelessness: What did Paul mean by claiming he was blameless according to the law? [Philippians 3:6].