Prophecies regarding the last days often refer to large-scale calamities such as earthquakes or famines or floods. These in turn may be linked to widespread economic or political upheavals of one kind or another. But there is one kind of latter-day destruction that has always sounded to me more personal than public, more individual than collective—a warning, perhaps more applicable inside the Church than outside it. The Savior warned that in the last days even those of the covenant, the very elect, could be deceived by the enemy of truth. 1 If we think of this as a form of spiritual destruction, it may cast light on another latter-day prophecy. Think of the heart as the figurative center of our faith, the poetic location of our loyalties and our values; then consider Jesus’s declaration that in the last days “men’s hearts [shall fail] them.” 2 The encouraging thing, of course, is that our Father in Heaven knows all of these