 How can you tell the difference between chastisement from God and bad luck? How can you tell when it's the Holy Spirit moving you to do this or that, as opposed to your own attitude and your own wants? I think about that time when Luke said they tried to go into Bithynia and the Holy Spirit wouldn't let them go, and they were forbidden by the Holy Spirit to go into Asia. How did he know it was the Holy Spirit and not just a bad-tempered customs official? I think he knew...