Introduction, 17 A Great Mistake, 17 The Grace of God a Growing Principle, 18 The Spring that never dries nor freezes, 19 Growth in Grace, 20 The Glory of God, how manifested, 21 The true Standard of Holiness, 21 Paul's desire for Higher Attainments, 22 How Eminent Holiness is attained, 23 Examples of Eminent Persons, 23 Mrs. Edwards, 24 Earnestness in Religion, 25 Religion the great Business of Life, 25 LETTER II. _Importance of a thorough Knowledge of the Doctrines of Christianity; Means of obtaining it_, 26 Connection of Doctrine and Practice, 26 Religion compared to a Building, 27 The Holy Spirit operates through the Truth, 28 Genuine and Spurious Religious Affections distinguished, 28 Office of the Truth in Sanctification, 29 Doctrinal Knowledge without Practice, 29 _Directions_, 30 1. Becomes a Little Child, 30 The Starting Point of Error, 31 2. Avoid a Controversial Spirit, 31 An Error of Young Persons, 31 3. Use Helps, 32 Writings of Men, why studied, 32 Bible the Text Book, 32 4. Seek the Aid of the Holy Spirit, 32 LETTER III. _True Religion a Work of Grace in the Heart, but must be carried out in the Conduct_, 33