According to this teaching, we can learn that even we also are the disciples of Christ if we follow the teaching of Our lord Jesus Christ. Yes! Becoming a true disciples requires that we carefully abide by the teachings of Christ and do His teachings, only there shall you be a true disciple of Christ.
This teaching will open your eyes to the truth and help you live the life of Christ thereby becoming His true disciple. I will not say that it is difficult (or simple) to live the life Christ. But I believe that the grace of God made toward us through is spirit can help a typical christian to live like Christ and thereby becoming His disciple.
Carefully listen to the teaching and learn more from it.