A treatise on various subjects [electronic resource] : viz. I. On the original purity of human nature. II. On its present Depravity. III. Of the Defects which attended the Doctrine of Morality, as taught by Philosophers and Poets. IV. Of Regeneration, Conversion, and Sanctification. V. On the Difference, between real Conversation, and the Semblance of it. VI. Of the Assurance of Faith. Vii. On the Life of Faith. Viii. On the Growth of, Grace. IX. Of Declension in the Power of Religion; its Causes, and the Ways and Means of a Revival under Decays of Grace. X. On the Temptations of the present Age; and Cautions against them. XI. Of communion with God, in the Course of that Obedience, which we are required to yield unto Him. Wherein various difficult cases of conscience are answered, as they occur, on the several Subjects treated of. By John Brine.