Grit- The definition of Grit is courage, bravery, pluck, mettle, backbone, spirit, strength of character, strength of will, moral fiber, steel, nerve, fortitude, toughness, hardiness, resolve, resolution, determination, tenacity, perseverance, endurance, guts, spunk. In Stephanie’s final teaching as she closes the Bible study she talks about our need for Grit in the Christian life. Grit in marriage. Grit in raising children. Grit in doing the right thing in a world that grows darker. It is a powerful teaching that you are not going to want to miss.