At first glance, these texts—especially the italicized words—can seem a bit puzzling. But, as we will discover, they express insights about human nature and flourishing so very deep that, once again, the insights of the Bible expose the shallowness of our culture in breathtaking fashion. To understand this biblical teaching, we must first clarify four concepts: habit, character, flesh, and body. A habit is an ingrained tendency to act, think, or feel a certain way without needing to choose to do