In fourteen short chapters, the author shows simply yet thoroughly what the heart is, how it was corrupted, and how it may be made and kept clean. His examination of the subject includes such subjects as the heart and the nature, flesh and spirit, the old and new man, the heart and the conscience, and Christ dwelling in the heart. This small book will prove to be an invaluable resource to preachers and teachers and a source of enlightenment and encouragement to the anyone seeking a closer walk with God. Highly recommended.