The central message of this sermon is that true glory and boasting come not from human achievements or possessions, but from a deep understanding and relationship with God. The speaker argues that when people boast about their wisdom, strength, or wealth, it is a form of idolatry that detracts from the true source of all goodness and greatness - God. In contrast, those who truly know and understand God will exhibit characteristics such as loving kindness (chesed), judgment, and righteousness in their lives, which are the very things that God delights in. The speaker encourages listeners to focus on cultivating these qualities rather than boasting about their own accomplishments or possessions. This sermon advances the belief that human glory is secondary to divine glory and that true greatness comes from a relationship with God. The takeaway for listeners is that they should redirect their pride and boasting towards acknowledging and celebrating their relationship with God, rather than their own achievements.