The central message of this sermon is that the Ten Commandments are not meant to be a set of impossible demands or chains to bind people to God's will, but rather a way of life for redeemed people. The speaker argues that the commandments are given as a means of guiding and protecting human society, and that they presuppose a prior saving work by God. This is in contrast to the Pharisaic view, which sees the law as a means of earning salvation through obedience. By emphasizing that the law was never intended to be a way to attain salvation, but rather a guide for living as redeemed people, the speaker is advancing the belief that true salvation and right standing with God come not through human effort or obedience, but through faith in Jesus Christ. The takeaway the teacher wants the listener to understand is that the Ten Commandments should be viewed as a gracious gift from God, guiding us in how to live as his redeemed people, rather than as a burden or a means of earning salvation.