What does the Bible teach about God, Jesus and the Holy Spirit? What do angels, Satan and demons have to do with reality? What place should the Bible or church have in my life? Perhaps you think you know what others are telling you to believe, but deep down inside do you wonder, "What is really important to my own faith?" If so, you need to know. A Christian's faith must be grounded in truth! This updated classic stands ready to serve a whole new generation. Read it and let Paul help you understand the timeless biblical truths that will prevent you from being blown here and there by every wind of teaching.