This message from the "Living in the Truth" podcast with Joe Granieri centers on the transition from being a spiritual believer to becoming an active disciple of Christ. The speaker emphasizes that discipleship is a process of maturity and continuous growth in grace and knowledge, rooted in the finished work of Jesus. Key characteristics of a disciple are outlined, including resting in Christ's finished work, diligently hearing and obeying God's voice through spontaneous thoughts, and actively engaging in servanthood toward others with genuine, disinterested benevolence. Additionally, the message encourages effortless spiritual growth through hearing the Word, maintaining humility, and walking in the fruit of the Spirit, such as love, joy, and self-control, as the definitive mark of discipleship.