Christians in the first century lived in a world ruled by Rome. The vast size of the Roman Empire meant that it incorporated many different people groups who followed many different religions. Christians were thus often confronted with practices mandated by the local authorities where they lived that went against their faith in Jesus. But even more problematic, they were also often confronted with worldviews and systems of belief that went against their faith. This was especially true of the believers who lived in the capital city of Rome. So it was that when Paul decided to visit the city, he first sent them a letter outlining the key principles and 'doctrines' of the Christian faith. Paul explained what humans are really like (sinful), what God has done to provide an escape from the consequences of humanity's sin, and what a lifestyle that goes out of a Christian worldview looks like. Today, we need to know the same! We need to have a deep understanding of what we believe so we know