Why is our sin so bad? Some of it is small and light, is it not? Would God send us to hell for lying in court to make sure the right verdict comes out? For simply getting angry now and again? Such questions are not new, but radically old, and are instructive. What is the real problem with our sin? And, if we can rightly identify that, what does the gospel of Jesus do about it? Today, we get a brief initial glance at our great problem, as Paul begins to outline the heart of the gospel in Romans 1:18-23. Let us hear from Paul about our great sin.