In A Treatise Concerning Religious Affections, Jonathan Edwards asserts that the way Christians live is the real sign of having a true Christian faith. Since “true religion, in great part, consists in holy affections,” a believer who lives in the true religion necessarily should have holy affections (p. 141). However, the opposite is not true: the fact that someone might possess several religious affections does not mean she is living out a true religion. Discerning the mysterious ways of the Spirit’s work, therefore, is never done with one’s understanding but of the Spirit’s. Then, the result of being obedient to …