This document discusses various conditions of the heart and provides biblical references about maintaining a healthy spiritual heart. It examines foolish hearts, evil hearts, impenitent hearts, uncircumcised hearts, troubled hearts, overcharged hearts, applied hearts, deceived hearts, discouraged hearts, blinded hearts, enlarged hearts, pure hearts, and honest and good hearts. The conclusion exhorts the reader to examine their own heart condition and seek Jesus' help in making needed changes so they can have a heart that finds blessing and happiness in purity, honesty, and bearing spiritual fruit.