" The Bible warns of the danger of a lack of knowledge. Proverbs 19:2 says that “it is not good for a person to be without knowledge.” It was for lack of knowledge that Israel went into exile (Isa. 5:13), and God says in Hosea 4:6, “My people are destroyed for lack of knowledge.” First Corinthians 14:20 warns us, "

― John F. MacArthur Jr. , Colossians and Philemon: New Testament Commentary (MacArthur New Testament Commentary Serie)