How do Edwards' comparisons heighten one's awareness of humanity's perilous state?

Edwards'
comparisons are reflective of the idea that human beings' actions have angered God and that
human salvation is only capable through divine mercy.  The idea that God's wrath is being
"dammed" by his own will is one such comparison.  It brings out the very idea that
human beings are not in control, contrary to what they might feel. Rather, they must surrender
to God's own...