Vital Piety
True religion not only enlightens the understanding, but rectifies the affections of the heart. All genuine feelings of piety are the effects of divine truth. The variety and intensity of these feelings depend on the different kinds of truth, and the various aspects in which the same truth is viewed; and also, on the distinctness and clearness with which it is presented to the mind. In a state of moral perfection, truth would uniformly produce all those emotions and affections which correspond with its nature, without the aid of any superadded influence. That these effects are not experienced by all who have the opportunity of knowing the truth, is a strong evidence of human depravity. In a state of moral depravity, the mind is incapable alike of perceiving and feeling the beauty and excellence of divine truth. The dead neither see nor feel, and man is by nature "dead in trespasses and sins." Hence, the necessity of the agency of the Holy Spirit to illuminate and regenerat...