Ken Boa concludes his “Eight Spiritual Essentials" focusing on the eighth essential to the spiritual life: living each day well (as if it were your last).
Psalm 16 is a psalm of aspiration toward a deepening devotion to and relationship with God. Its author, King David, is a great case study in the ideas discussed in this series.
It's vital to understand the uniquely Christian principle that we are not only saved by grace but also sanctified by grace. We're spiritually bankrupt before God, and it's only by His life in us that we grow up in Him.